1.
Harahap DP, Restuati M, Hardiansyah H. PENGARUH MODEL PROBLEM BASED LEARNING TERHADAP HASIL BELAJAR BIOLOGI SISWA PADA MATERI POKOK BAHASAN VIRUS DIKELAS X MAN RANTAU PRAPAT. JPP [Internet]. 2017 Mar. 31 [cited 2025 Dec. 24];5(1). Available from: https://jurnal.unimed.ac.id/2012/index.php/pelita/article/view/8442