Romelah R, Umilatifah A, Zakiyah Z. Behavior Systems Learning Model on Prayer Material at SMP Muhammadiyah 8 Batu. Progresiva [Internet]. 2024 Apr. 19 [cited 2024 Jul. 3];13(01):73-90. Available from: https://ejournal.umm.ac.id/index.php/progresiva/article/view/32735