ATNUR, Witma Novita; PANJAITAN, Erlia Utami; SYAHRAINI, Syahraini; SAMSIR, Samsir. MENINGKATKAN HASIL BELAJAR MENGGUNAKAN MODEL PROBLEM BASED LEARNING DI MAN 1 LABUHANBATU. BIO-EDU: Jurnal Pendidikan Biologi, [S. l.], v. 7, n. 3, p. 164–171, 2022. DOI: 10.32938/jbe.v7i3.1930. Disponível em: http://jurnal.unimor.ac.id/index.php/JBE/article/view/1930. Acesso em: 21 apr. 2026.