Pratiwi, Indira, and Mawardi. “Penerapan Model Problem Based Learning Berbantuan Audio Visual Untuk Meningkatkan Kemampuan Berpikir Kritis Dan Hasil Belajar Siswa”. Journal of Education Action Research 6, no. 3 (August 29, 2022): 302–308. Accessed April 28, 2024. https://ejournal.undiksha.ac.id/index.php/JEAR/article/view/49668.