Items where Author is "Lumbantobing, Donny Ferrerius"
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Lumbantobing, Donny Ferrerius (2018) AN ANALYSIS OF STUDENTS' LEARNING DIFFICULTY AND ITS FACTORS IN HUMAN DIGESTIVE SYSTEM LESSON MATERIAL OF GRADE VIII SMP NEGERI 3 PERCUT, SEI TUAN DELI SERDANG ACADEMIC YEAR 2017/2018. Undergraduate thesis, UNIMED.