ASNIADARNI, A. UPAYA MENINGKATKAN AKTIVITAS DAN HASIL BELAJAR KIMIAMELALUI MODEL PEMBELAJARAN PROBLEM BASED LEARNING (PBL). Jurnal Pendidikan Tambusai, [S. l.], v. 2, n. 2, p. 556–572, 2018. DOI: 10.31004/jptam.v2i4.8. Disponível em: https://jptam.org/index.php/jptam/article/view/8. Acesso em: 3 jul. 2024.