SUGENG, K. A.; SYARIFIN, A. . Peningkatan Hasil Belajar Siswa Materi Beriman Kepada Kitab-Kitab Allah Menggunakan Problem Based Learning. Jurnal Kajian dan Penelitian Pendidikan Islam, [S. l.], v. 2, n. 2, p. 93–97, 2024. Disponível em: https://ojs.aeducia.org/index.php/jkppi/article/view/129. Acesso em: 6 jul. 2025.