Ghufron , Syamsul, Nafiah, Syahruddin, Kaswadi, and Mustofa. “The Effect of STAD-Type Cooperative Learning Based on a Learning Tool on Critical Thinking Ability in Writing Materials”. International Journal of Instruction 16, no. 1 (January 1, 2023): 61–84. Accessed November 22, 2024. https://e-iji.net/ats/index.php/pub/article/view/173.