DAMAYANTI NABABAN; ALIA VALENTINE SIMORANGKIR. PENERAPAN MODEL PROBLEM BASED LEARNING DALAM MENINGKATKAN KEAKTIFAN BELAJAR PENDIDIKAN AGAMA KRISTEN SISWA SMA. Jurnal Pendidikan Sosial dan Humaniora, [S. l.], v. 2, n. 2, p. 905–911, 2023. Disponível em: https://publisherqu.com/index.php/pediaqu/article/view/198. Acesso em: 16 aug. 2026.