Items where Author is "Siregar, Ruben Eko Saputra"
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Siregar, Ruben Eko Saputra (2016) IMPROVEMENT OF STUDENT LEARNING ACTIVITY AND LEARNING OUTCOMES BY USING PROBLEM-BASED LEARNING MODEL ON HUMAN REPRODUCTIVE SYSTEM TOPIC IN GRADE XI IPA 4 AT SMAN 2 SOPOSURUNG BALIGE ACADEMIC YEARS 2015/2016. Undergraduate thesis, UNIMED.