Nabang O, No V, Kaluge L, Andayani E. Pengaruh Model Pembelajaran Project Based Learning, Motivasi Belajar Terhadap Hasil Belajar Mata Pelajaran Geografi . JPPI [Internet]. 2021 Apr. 28 [cited 2024 Dec. 5];15(1):38-40. Available from: http://ejournal.unikama.ac.id/index.php/JPPI/article/view/5488