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Subject Heading (51783)
- A General Works (61)
  - AC Collections. Series. Collected works (3)
  - AI Indexes (General) (1)
  - AM Museums (General). Collectors and collecting (General) (16)
  - AS Academies and learned societies (General) (5)
  - AZ History of Scholarship The Humanities (11)
  - AN Newspapers (32)
- B Philosophy. Psychology. Religion (2217)
  - BC Logic (1)
  - BD Speculative Philosophy (15)
    - BD240 Methodology (3)
  - BF Psychology (1521)
    - BF1001 Parapsychology (4)
      - BF1001.1 Psychic research. Psychology of the conscious (1)
      - BF1161 Telepathy. Mind reading. Thought transference (1)
      - BF1228 Spiritualism Including mediumship, spirit messages, clairvoyance (1)
    - BF173 Psychoanalysis (18)
    - BF176 Psychological tests and testing (11)
    - BF180 Experimental psychology (7)
    - BF203 Gestalt psychology (1)
    - BF207 Psychotropic drugs and other substances (5)
    - BF231 Sensation. Aesthesiology (2)
    - BF309 Consciousness. Cognition (72)
    - BF38 Philosophy. Relation to other topics (2)
    - BF501 Motivation (930)
    - BF511 Affection. Feeling. Emotion (137)
    - BF608 Will. Volition. Choice. Control (7)
    - BF636 Applied psychology (49)
    - BF638 New Thought. Menticulture, etc. (1)
    - BF660 Comparative psychology. Animal and human psychology (1)
    - BF692 Psychology of sex. Sexual behavior (12)
    - BF697 Differential psychology. Individuality. Self (21)
    - BF698 Personality (75)
    - BF699 Genetic psychology (2)
    - BF712 Developmental psychology (27)
    - BF725 Class psychology (33)
    - BF795 Temperament. Character (39)
  - BJ Ethics (72)
    - BJ1188 Religious ethics (7)
    - BJ1388 Socialist ethics (1)
    - BJ1390 Communist ethics (2)
    - BJ1518 Individual ethics. Character. Virtue (20)
    - BJ1725 Ethics of social groups, classes, etc. Professional ethics (18)
    - BJ1801 Social usages. Etiquette (6)
  - BL Religions. Mythology. Rationalism (79)
    - BL175 Natural theology (1)
    - BL350 Classification of religions (2)
    - BL410 Religions in relation to one another (6)
    - BL425 Religious doctrines (General) (2)
    - BL500 Eschatology (1)
    - BL51 Philosophy of religion. Psychology of religion. Religion in relation to other subjects (2)
    - BL624 Religious life (7)
    - BL630 Religious organization (6)
    - BL660 History and principles of religions (16)
    - BL70 Sacred books (General) (4)
    - BL71.5 Biography (3)
    - BL74 Religions of the world (1)
  - BM Judaism (8)
  - BP Islam. Bahai Faith. Theosophy, etc. (367)
    - BP1 Islam (354)
      - BP100 Sacred books (10)
        BP101 Koran (1)
        BP135 Hadith literature. Traditions. Sunna (5)
        BP137 Koranic and other Islamic legends (2)
      - BP160 General works on Islam (2)
      - BP165.5 Dogma (‘Aqa’id) (1)
      - BP166 Theology (Kalam) (2)
      - BP170.2 Benevolent work. Social work. Welfare work, etc. (2)
      - BP170.3 Missionary work of Islam (1)
      - BP171 Relation of Islam to other religions (4)
      - BP173.25 Islamic sociology (9)
      - BP174 The practice of Islam (17)
        BP176 The five duties of a Moslem. Pillars of Islam (2)
        BP188 Islamic religious life (11)
      - BP191 Branches, sects, etc. (1)
      - BP42 Study and teaching (148)
      - BP50 History (140)
      - BP70 Biography (11)
    - BP595 Anthroposophy (1)
    - BP600 Other beliefs and movements (3)
  - BQ Buddhism (6)
  - BR Christianity (20)
  - BS The Bible (4)
  - BT Doctrinal Theology (1)
  - BV Practical Theology (59)
    - BV1460 Religious Education (11)
    - BV3750 Evangelism. Revivals (1)
    - BV4000 Pastoral theology (19)
      - BV4019 Education (12)
        BV4019.1 Training for the ordained ministry (1)
        BV4168 Training for lay workers (1)
      - BV4200 Preaching. Homiletics (3)
      - BV4400 Practical church work. Social work. Work of the layman (4)
    - BV4485 Practical religion. The Christian life (21)
      - BV4625 Moral theology (13)
        BV4650 Precepts from the Bible (9)
        BV4720 Precepts of the Church. Commandments of the Church (4)
    - BV590 Ecclesiastical theology (5)
      - BV1620 Social life, recreation, etc., in the church (1)
      - BV598 The Church (2)
      - BV770 Church finance. Church property (1)
      - BV900 Religious societies, associations, etc. (1)
  - BX Christian Denominations (4)
  - B Philosophy (General) (111)
- C Auxiliary Sciences of History (113)
  - C Auxiliary sciences of history (General) (15)
  - CB History of civilization (45)
  - CC Archaeology (9)
  - CD Diplomatics. Archives. Seals (29)
    - CD921 Archives (26)
  - CS Genealogy (4)
  - CT Biography (18)
- D History General and Old World (554)
  - D History (General) (528)
    - D051 Ancient History (10)
    - D204 Modern History (20)
    - D501 World War I (2)
    - D731 World War II (7)
    - D839 Post-war History, 1945 on (9)
    - D880 Developing Countries (50)
  - DD Germany (4)
  - DE The Mediterranean Region. The Greco-Roman World (3)
  - DH Netherlands (The Low Countries) (5)
  - DJ Netherlands (Holland) (5)
  - DS Asia (24)
- E History America (1)
  - E11 America (General) (1)
- F History United States, Canada, Latin America (1)
  - F001 United States local history (1)
- G Geography. Anthropology. Recreation (6521)
  - G Geography (General) (1143)
    - G1000 Atlases (2)
    - G154 Travel and state. Tourism (187)
    - G3160 Globes (7)
    - G3180 Maps (20)
    - G70 Philosophy. Relation to other topics. Methodology (77)
  - GA Mathematical geography. Cartography (31)
    - GA101 Cartography (4)
    - GA51 Surveys (General) (24)
  - GB Physical geography (152)
    - GB400 Geomorphology. Landforms. Terrain (47)
      - GB447 Climatic geomorphology (4)
      - GB461 Reefs (2)
      - GB471 Islands (5)
      - GB500 Mountains. Orography (2)
      - GB561 Other natural landforms: Floodplains, caves, deserts, dunes, etc. (23)
    - GB5000 Natural disasters (23)
    - GB651 Hydrology. Water (55)
      - GB980 Ground and surface waters (37)
        GB1001 Groundwater. Hydrogeology (13)
        GB1201 Rivers. Stream measurements (9)
        GB1601 Lakes. Limnology. Ponds. Lagoons (1)
        GB2601 Snow. Snow surveys (1)
        GB2801 Hydrometeorology (3)
        GB981 Watersheds. Runoff. Drainage (10)
  - GC Oceanography (32)
    - GC1080 Marine pollution. Sea water pollution (4)
    - GC150 Physical oceanography (7)
      - GC160 Temperature (4)
    - GC190 Ocean-atmosphere interaction (1)
    - GC200 Dynamics of the ocean (3)
      - GC205 Waves (2)
      - GC228.5 Ocean circulation (1)
    - GC377 Marine sediments (1)
    - GC401 Oceanography. By region (3)
    - GC63 Oceanographic expeditions (1)
    - GC65 Underwater exploration (1)
    - GC83 Submarine topography (2)
  - GE Environmental Sciences (143)
  - GF Human ecology. Anthropogeography (87)
    - GF101 Settlements (10)
      - GF125 Cities. Urban geography (2)
      - GF127 Rural settlements. Rural geography (6)
    - GF500 By region or country (1)
    - GF51 Environmental influences on humans (3)
    - GF75 Human influences on the environment (9)
  - GN Anthropology (1329)
    - GN281 Human evolution (39)
      - GN282 Fossil man. Human paleontology (5)
    - GN296 Medical anthropology (20)
    - GN301 Ethnology. Social and cultural anthropology (392)
    - GN357 Culture and cultural processes (351)
    - GN406 Cultural traits, customs, and institutions (77)
    - GN406.1 Technology. Material culture (97)
    - GN448 Economic organization. Economic anthropology (108)
    - GN451 Intellectual life (123)
    - GN478 Social organization (71)
    - GN492 Political organization. Political anthropology (37)
    - GN495.4 Societal groups, ethnocentrism, diplomacy, warfare, etc. (14)
    - GN502 Psychological anthropology (54)
    - GN537 Ethnic groups and races (449)
  - GR Folklore (118)
    - GR420 Costume, jewelry (2)
    - GR430 Folklore relating to private life (15)
    - GR72 Folk literature (General) including folktales, legends (33)
    - GR81 Folk beliefs, superstitions, etc. (General) (5)
    - GR880 Medicine. Folk medicine (5)
    - GR931 Signs and symbols (10)
    - GR940 Mythical places (8)
  - GT Manners and customs (152)
    - GT2400 Customs relative to private life Including children, marriage, eating and drinking, funeral customs, etc. (50)
    - GT3400 Customs relative to public and social life Including town life, court life, festivals, holidays, ceremonies of royalty, etc. (7)
    - GT485 Churches and church going (4)
    - GT495 Human body and its parts. Personal beauty (17)
    - GT500 Costume. Dress. Fashion (41)
    - GT5220 Customs relative to transportation and travel (6)
    - GT5320 Customs relative to special classes (2)
  - GV Recreation Leisure (3735)
    - GV1199 Games and amusements (67)
      - GV1201.5 Hobbies (General) (2)
      - GV1203 Children's games and amusements (38)
      - GV1221 Indoor games and amusements (10)
        GV1232 Card games: Poker, patience, whist, etc. (1)
        GV1301 Gambling. Chance and banking games (1)
        GV1312 Board games. Move games (1)
        GV1469.15 Computer games. Video games. Fantasy games (4)
        GV1470 Parties. Party games and stunts (2)
    - GV1580 Dancing (151)
    - GV191 Outdoor life. Outdoor recreation (25)
      - GV191.68 Camping (2)
        GV198.945 Farm vacations, dude ranches, etc. (1)
      - GV199 Hiking. Pedestrian tours (1)
      - GV200.4 Orienteering. Wilderness survival (3)
    - GV201 Physical education and training (1067)
      - GV346 School and college athletics. Intramural and interscholastic athletics (34)
      - GV401 Physical education facilities. Sports facilities (212)
      - GV435 Physical measurements. Physical tests, etc. (108)
      - GV450 Nudism. Sunbathing (1)
      - GV460 Gymnastics. Gymnastic exercises (44)
    - GV557 Sports (3041)
      - GV1040 Cycling. Bicycling. Motorcycling (2)
      - GV1060.5 Track and field athletics (30)
      - GV1100 Fighting sports: Bullfighting, boxing, fencing, etc. (161)
      - GV1151 Shooting. Archery (41)
      - GV1195 Wrestling (18)
      - GV711 Coaching (53)
      - GV712 Athletic contests. Sports events (148)
      - GV733 Professionalism in sports. Professional sports (General) (69)
      - GV735 Umpires. Sports officiating (21)
      - GV743 Athletic and sporting goods, supplies, etc. (332)
      - GV750 Air sports: Airplane flying, kiteflying, bungee jumping, etc. (87)
      - GV770 Water sports: Canoeing, sailing, yachting, scuba diving, etc. (91)
      - GV840 Winter sports: Ice hockey, skiing, bobsledding, snowmobiling, etc. (36)
      - GV861 Ball games: Baseball, football, golf, etc. (1298)
- H Social Sciences (7820)
  - H Social Sciences (General) (827)
  - HA Statistics (17)
  - HB Economic Theory. Demography (2712)
    - HB135 Mathematical economics (20)
    - HB221 Price (64)
    - HB238 Competition. Production. Wealth (44)
    - HB3711 Business cycles. Economic fluctuations (110)
    - HB501 Capital. Capitalism (103)
    - HB522 Income. Factor shares (127)
      - HB535 Interest (1)
      - HB601 Profit (12)
    - HB615 Entrepreneurship. Risk and uncertainty. (409)
    - HB71 Economics as a science (348)
    - HB75 History of economics. History of economic theory (36)
    - HB801 Consumption. Demand (36)
    - HB846 Welfare theory (4)
    - HB848 Demography. Population. Vital events (38)
  - HC Economic History and Conditions (251)
  - HD Industries. Land use. Labor (994)
    - HD28 Management. Industrial Management (326)
    - HD61 Risk Management (25)
    - HD101 Land use Land tenure (5)
    - HD1401 Agriculture (22)
    - HD2321 Industry (76)
      - HD2329 Industrialization (7)
      - HD2330 Rural industries (4)
      - HD2331 Home labor. Home-based businesses (23)
      - HD2340 Small and medium-sized businesses, artisans, handicrafts, trades (17)
    - HD2350 Large industry. Factory system. Big business (73)
      - HD2421 Trade associations (3)
      - HD2709 Corporations (24)
      - HD2951 Cooperation. Cooperative societies (18)
      - HD3611 Industrial policy. The state and industrial organization (14)
    - HD4801 Labor. Work. Working class (194)
      - HD4909 Wages (7)
      - HD5106 Hours of labor Including overtime, shift work, sick leave, vacations (4)
      - HD5650 Employee participation in management. (73)
      - HD5701 Labor market. Labor supply. Labor demand (14)
      - HD6941 Employers' associations (1)
      - HD7088 Social insurance. Social security. Pension (3)
      - HD7260 Industrial hygiene. Industrial welfare (3)
      - HD7795 Labor policy. Labor and the state (13)
      - HD8038 Professions (General). Professional employees (23)
    - HD56 Industrial productivity (3)
    - HD58.7 Organizational behavior, change and effectiveness. Corporate culture (48)
    - HD72 Economic growth, development, planning (192)
    - HD9000 Special industries and trades (62)
      - HD9001 Agricultural industries (3)
      - HD9502 Energy industries. Energy policy. Fuel trade (12)
      - HD9506 Mineral industries. Metal trade (6)
      - HD9680 Mechanical industries (2)
      - HD9715 Construction industry (3)
      - HD9720 Manufacturing industries (33)
  - HE Transportation and Communications (96)
    - HE1001 Railroads. Rapid transit systems (1)
    - HE199.9 Passenger traffic (General) (2)
    - HE323 Transportation geography. Trade routes (21)
    - HE380.8 Water transportation (4)
    - HE5601 Automotive transportation Including trucking, bus lines, and taxicab service (19)
    - HE9761 Air transportation. Airlines (3)
  - HF Commerce (1805)
    - HF1021 Commercial geography. Economic geography (31)
    - HF1040 Commodities. Commercial products (53)
    - HF1701 Tariff. Free trade. Protectionism (6)
    - HF3000 By region or country (6)
    - HF5001 Business (1523)
      - HF5601 Accounting. Bookkeeping (626)
      - HF5381 Vocational guidance. Career devlopment (16)
      - HF5410 Marketing. Distribution of products (163)
      - HF5429 Shopping centers. Shopping malls (4)
      - HF5437 Purchasing. Selling. Sales personnel. Sales executives (63)
      - HF5469.7 Markets. Fairs (41)
      - HF5520 Office equipment and supplies (25)
      - HF5546 Office management (326)
      - HF5549 Personnel management. Employment management (206)
      - HF5717 Business communication (40)
      - HF5801 Advertising (29)
  - HG Finance (1234)
    - HG1501 Banking (93)
      - HG1621 Interest rates. Interest tables (8)
      - HG1641 Bank loans. Bank credit. Commercial loans (12)
      - HG1651 Discount (1)
      - HG1656 Bank reserves. Bank liquidity. Loan loss reserves (5)
      - HG1660 Bank accounts. Bank deposits. Deposit banking (15)
      - HG1709 Data processing (1)
      - HG1722 Bank mergers (1)
      - HG1723 Bank stocks. Banking as an investment (6)
      - HG1725 Banks and the state. State supervision of banks (2)
      - HG1811 Special classes of banks and financial institutions (23)
      - HG2397 By region or country (3)
    - HG1706 Accounting. Bookkeeping (608)
    - HG201 Money (41)
    - HG3691 Credit. Debt. Loans (10)
    - HG3810 Foreign exchange. International finance. International monetary system (57)
    - HG4001 Finance management. Business finance. Corporation finance (214)
    - HG4301 Trust services. Trust companies (40)
    - HG4501 Investment, capital formation, speculation (118)
      - HG4530 Investment companies. Investment trusts. Mutual funds (18)
      - HG4538 Foreign investments (7)
      - HG4551 Stock exchanges (15)
      - HG4621 Stockbrokers. Security dealers. Investment advisers (2)
      - HG4701 Government securities. Industrial securities. Venture capital (25)
    - HG8011 Insurance (36)
      - HG8059 Business insurance (3)
      - HG8075 Insurance business. Insurance management (2)
      - HG8111 Government policy. State supervision (16)
      - HG8751 Life insurance (15)
        HG8779 Actuarial science. Statistical theory and methodology applied to insurance (3)
        HG8799 By class insured, by risk, by plan (3)
        HG8835 Life insurance business. Management (2)
        HG8901 Government policy. State supervision HG8941-9200.5 By region or country (5)
      - HG9371 Health insurance (4)
  - HJ Public Finance (481)
    - HJ2005 Income and expenditure. Budget (89)
    - HJ2240 Revenue. Taxation. Internal revenue (97)
      - HJ2338 Taxation of government property (8)
      - HJ2351 Inflation and taxation (36)
      - HJ4629 Income tax (23)
      - HJ5309 Administrative fees. User charges. License fees (11)
    - HJ7461 Expenditures. Government spending (7)
    - HJ9103 Local finance. Municipal finance (20)
    - HJ9701 Public accounting. Auditing (241)
  - HM Sociology (523)
    - HM1001 Social psychology (71)
      - HM1041 Social perception. Social cognition (7)
      - HM1106 Interpersonal relations. Social behavior (40)
    - HM1176 Social influence. Social pressure (72)
    - HM621 Culture (222)
    - HM661 Social control (30)
    - HM706 Social structure (38)
    - HM756 Community (54)
    - HM831 Social change (16)
  - HN Social history and conditions. Social problems. Social reform (195)
  - HQ The family. Marriage. Woman (424)
    - HQ1073 Thanatology. Death. Dying (5)
    - HQ1075 Sex role (1)
    - HQ1088 Men (2)
    - HQ1101 Women. Feminism (45)
      - HQ1871 Women's clubs (15)
    - HQ12 Sexual life (12)
      - HQ101 Prostitution (3)
      - HQ19 Sexual behavior and attitudes. Sexuality (2)
      - HQ31 Sex instruction and sexual ethics (1)
      - HQ75 Homosexuality. Lesbianism (5)
    - HQ2035 Life skills. Coping skills. Everyday living skills (9)
    - HQ2042 Life style (22)
    - HQ503 The family. Marriage. Home (220)
      - HQ1001 The state and marriage (3)
      - HQ1051 The church and marriage (1)
      - HQ755.7 Parents. Parenthood (76)
      - HQ760 Family size (15)
      - HQ793 Youth. Adolescents. Teenagers (27)
      - HQ799.5 Young men and women (5)
      - HQ799.95 Adulthood (8)
      - HQ801 Man-woman relationships. Courtship. Dating (2)
      - HQ802.5 Matrimonial advertisements (1)
      - HQ803 Temporary marriage. Trial marriage. Companionate marriage (3)
      - HQ806 Adultery (1)
      - HQ811 Divorce (8)
      - HQ961 Free love (1)
    - HQ767 Children. Child development (61)
  - HS Societies secret benevolent etc (9)
  - HT Communities. Classes. Races (125)
    - HT101 Urban groups. The city. Urban sociology (34)
      - HT165 City planning (8)
    - HT388 Regional economics. Space in economics (34)
  - HV Social pathology. Social and public welfare (148)
    - HV551 Emergency management (3)
      - HV553 Relief in case of disasters (2)
    - HV6001 Criminology (40)
      - HV6035 Criminal anthropology (9)
      - HV6251 Crimes and offenses (17)
    - HV697 Protection, assistance and relief (68)
      - HV3025 Special classes. By occupation (1)
      - HV4005 Immigrants (7)
      - HV4023 Poor in cities. Slums (3)
      - HV4480 Mendicancy. Vagabondism. Tramps. Homelessness (3)
      - HV4701 Protection of animals. Animal rights. Animal (1)
      - HV697.1 Special classes (46)
        HV1421 Young adults. Youth. Teenagers (4)
        HV1442 Women (3)
        HV1449 Gay men. Lesbians (1)
        HV1551 People with disabilities Including blind, deaf, people with physical and mental disabilities (4)
        HV697.11 Families. Mothers. Widow's pensions (15)
        HV701 Children (19)
        HV873 Destitute, neglected, and abandoned children. Street children (1)
        HV888 Children with disabilities (4)
        HV959 Orphanages. Orphans (1)
    - HV8301 Penology. Prisons. Corrections (1)
      - HV9051 The juvenile offender. Juvenile delinquency. Reform schools, etc. (1)
  - HX Socialism. Communism. Anarchism (8)
- J Political Science (505)
  - J General legislative and executive papers (38)
  - JA Political science (General) (105)
  - JC Political theory (110)
    - JC311 Nationalism. Nation state (32)
    - JC328 Violence. Political violence (8)
    - JC348 Forms of the state (1)
    - JC571 Purpose, functions, and relations of the state (18)
  - JF Political institutions (General) (216)
    - JF1338 Public administration (160)
      - JF1501 Civil service (104)
      - JF2011 Political parties (8)
    - JF20 General. Comparative government (44)
      - JF225 Organs and functions of government (5)
        JF491 Legislation. Legislative process. Law-making (2)
      - JF51 General works. History (7)
      - JF799 Political rights. Political participation (24)
  - JK Political institutions (United States) (4)
  - JQ Political institutions Asia (3)
  - JS Local government. Municipal government (127)
    - JS221 Elections. Local elections. Municipal elections (45)
  - JV Colonies and colonization. Emigration and immigration. International migration (1)
  - JZ International relations (2)
    - JZ1305 Scope of international relations. Political theory. Diplomacy (2)
- K Law (339)
  - K Law (General) (307)
    - K1150 Maritime law (3)
    - K201 Jurisprudence. Philosophy and theory of law (8)
    - K3154 Constitutional law (87)
      - K3161 Constitutional history (6)
      - K3171 Constitutional principles (14)
      - K3184 Form and structure of government (16)
      - K3195 National territory (2)
      - K3201 Foreign relations administration (8)
      - K3220 Public policy (26)
      - K3224 Individual and state (9)
      - K3280 Church and state (1)
      - K3289 Organs of government (19)
        K3290 The people. Election law (7)
        K3332 Heads of state and the central government (5)
        K3367 The judiciary (1)
      - K3370 Constitutional courts and procedure (10)
    - K520 Comparative law. International uniform law (112)
      - K1401 Intellectual property (3)
        K1411 Copyright (2)
      - K1700 Social legislation (1)
      - K2100 Courts. Procedure (1)
      - K3150 Public law (4)
      - K3400 Administrative law (2)
      - K3440 Civil service. Government officials and employees (11)
      - K3566 Public health (10)
      - K3581 Environmental law (4)
      - K3601 Medical legislation (1)
      - K3625 Food. Drugs. Cosmetics (9)
      - K3661 Public safety (2)
      - K3700 Control of social activities (1)
      - K3740 Education (13)
      - K3770 Science and arts. Research (6)
      - K3820 Economic constitution, policy, planning, and development (23)
      - K3840 Regulation of industry, trade, and commerce. Occupational law (4)
      - K4700 Government measures in time of war, national emergency, or economic crisis (5)
      - K5000 Criminal law and procedure (9)
      - K623 Civil law (10)
      - K970 Compensation to victims of crime. Reparation (1)
    - K7000 Private international law. Conflict of laws (16)
      - K7200 Property (1)
      - K7340 Commercial law (4)
      - K7585 Social legislation (4)
      - K7611 Civil procedure. International civil procedure (4)
      - K7720 Recognition of foreign administrative acts (1)
  - KD Law of the United Kingdom and Ireland (1)
  - KF Law of the United States (1)
  - KZ Law of Nations (35)
  - KB Religious law in general. Comparative religious law. Jurisprudence (1)
  - KBP Islamic law. Sharī'ah. Fiqh (1)
  - KBR History of canon law (2)
- L Education (32704)
  - L Education (General) (5184)
    - L101 Yearbooks (1)
    - L111 Official documents, reports, etc. (38)
    - L7 Periodicals. Societies (14)
    - L797 Educational exhibitions and museums (16)
    - L899 School fairs (17)
    - L900 Directories of educational institutions (12)
  - LA History of education (200)
    - LA173 Higher education (47)
    - LA2301 Biography (14)
    - LA31 By period (13)
    - LA410 Other regions or countries (28)
    - LA5 General (17)
  - LB Theory and practice of education (29299)
    - LB1501 Primary Education (2018)
    - LB1603 Secondary Education. High schools (12359)
    - LB2300 Higher Education (4098)
      - LB2361 Curriculum (2356)
      - LB2326.4 Institutions of higher education (143)
      - LB2331.7 Teaching personnel (1176)
      - LB2335.86 Trade unions (1)
      - LB2335.95 Endowments, trusts, etc. (1)
      - LB2337.2 Student financial aid (6)
      - LB2341 Supervision and administration. Business management (341)
      - LB2351 Admissions and entrance requirements (3)
      - LB2366 College examinations (26)
      - LB2371 Graduate education (111)
      - LB2381 Academic degrees (129)
    - LB1025 Teaching (Principles and Practice) (10996)
      - LB1049 Reading (General) (518)
    - LB1050 Educational Psychology (759)
    - LB1101 Child study (248)
    - LB1139 Early childhood education (279)
    - LB1140 Preschool education. Nursery schools (52)
    - LB1141 Kindergarten (369)
    - LB1555 Elementary or public school education (1180)
    - LB1705 Education and training of teachers and administrators (1189)
      - LB1771 Certification of teachers (164)
      - LB1775 Professional aspects of teaching and school administrators. Vocational guidance (713)
      - LB1805 State teachers colleges (28)
      - LB2165 Teacher training in universities and colleges (103)
    - LB2801 School Administration and Organization (844)
      - LB2831 Administrative personnel (138)
      - LB2832 Teaching personnel (360)
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