Penerapan Model Pembelajaran Problem Based Learning Dalam Meningkatkan Hasil Belajar Siswa Kelas IX.1 Materi Memahami ArtiSurat Al-Hujurat Ayat 13 di SMP IT Nurul Ishlah Banda Aceh. Validitas: Jurnal Pendidikan dan Pembelajaran, [S. l.], v. 1, n. 2, p. 99–108, 2025. Disponível em: https://journal.maysapublishing.com/index.php/Validitas/article/view/238. Acesso em: 11 dec. 2025.