Md Yassin, Sopia, Sadiah Baharom, and Asmayati Yahaya. 2019. “Exploring PBL: An Action Research Project Among Pre-Service Teachers (100 - 109)”. Jurnal Pendidikan Bitara UPSI 3 (1):100-109. https://ojs.upsi.edu.my/index.php/JPB/article/view/2395.