1.
Jannah M, Sugiharto S, Murad A. The Effect Model of Problem Based Learning in Social Science Subject. Rand. Inter. Edu. Ling. Sci. J. [Internet]. 2023Sep.30 [cited 2025Feb.12];4(3):683-94. Available from: https://randwickresearch.com/index.php/rielsj/article/view/799