Shamsuddin, Suzilawati, Ong Eng Tek, and Shakinaz Desa. “Effects of Based LearningIssue of Achievement BiologyAmong Form Four Students (49 - 60)”. Jurnal Pendidikan Sains dan Matematik Malaysia 2, no. 2 (April 9, 2019): 49–60. Accessed May 6, 2024. https://ejournal.upsi.edu.my/index.php/JPSMM/article/view/1822.