“PENGARUH MODEL PROBLEM BASED LEARNING TERHADAP KETERAMPILAN BERPIKIR KRITIS SISWA”. JURNAL PENELITIAN BIDANG PENDIDIKAN 30, no. 1 (March 18, 2024): 26–33. Accessed March 22, 2026. https://jurnal.unimed.ac.id/2012/index.php/penelitian/article/view/56599.