Bujang SAAN, Mohd Noor NN. Kesan Pembelajaran Berasaskan Masalah (PBM) bagi Topik Ekosistem Terancam Subjek Biologi terhadap Pemikiran Kritis Pelajar: The Effect of Problem-Based Learning (PBL) for Topic of Endangered Ecosystems in Biology Towards Students’ Critical Thinking. JSML [Internet]. 2014 Dec. 1 [cited 2024 Nov. 27];2:54-62. Available from: https://ojs.upsi.edu.my/index.php/JSML/article/view/417