WINARTI, W. IMPLEMENTASI PENDEKATAN SAINTIFIK DAN METODE PROBLEM BASED LEARNING DAN DAMPAKNYA TERHADAP KEMAMPUAN BERPIKIR KRITIS SISWA. Jurnal Penelitian dan Pendidikan IPS, [S. l.], v. 9, n. 3, 2015. Disponível em: https://ejournal.unikama.ac.id/index.php/JPPI/article/view/1678. Acesso em: 3 may. 2024.