Pada, Amir. “PENINGKATAN HASIL BELAJAR SISWA MELALUI PENERAPAN MODEL PROBLEM BASED LEARNING DI KELAS III”. Global Journal Teaching Professional 1, no. 1 (June 10, 2022): 46–53. Accessed June 13, 2026. https://www.jurnal.sainsglobal.com/index.php/gpp/article/view/561.