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Bujang, S. A. A. N.; Mohd Noor, N. N. 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 2014, 2, 54-62.