HARAHAP, Siti Rahmadani; TARIGAN, Rosita. EFEKTIVITAS PENGGUNAAN MODEL PEMBELAJARAN PROBLEM BASED LEARNING PADA MATERI POKOK VIRUS DI KELAS X ALIYAH AL-FAJRI TANJUNGBALAI. Jurnal Pelita Pendidikan, [S. l.], v. 4, n. 4, 2016. DOI: 10.24114/jpp.v4i4.6643. Disponível em: https://jurnal.unimed.ac.id/2012/index.php/pelita/article/view/6643. Acesso em: 15 des. 2025.