2023. The Influence Of The Problem Based Learning (PBL) Learning Model On Learning Motivation At SMP Swasta Muhammadiyah 55 Kandangan. Jurnal Pendidikan Sejarah Humaniora dan Ilmu Sosial. 1, 2 (Nov. 2023), 12–29. DOI:https://doi.org/10.36985/7sfgx362.