Items where Author is "Sitorus, Leonardo"
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Agustina, Agustina and Sitorus, Leonardo and Manurung, Arta KECERDASAN EMOSIONAL GURU KAITANNYA DENGAN AKTIVITAS KOMPETENSI GURU PADA PEMBELAJARAN KIMIA. -. pp. 14-19.
Sitorus, Leonardo (2012) THE DEVELOPMENT AND STANDARDIZATION OF SENIOR HIGH SCHOOL CHEMISTRY TEXTBOOKS FOR CLASS X SEMESTER II IN RSBI CLASS. Masters thesis, UNIMED.