Murdani, M. Hasan, Sukardi Sukardi, and Nurlaili Handayani. “Pengaruh Model Problem Based Learning Dan Motivasi Terhadap Hasil Belajar Siswa”. Jurnal Ilmiah Profesi Pendidikan 7, no. 3c (October 3, 2022): 1745–1753. Accessed May 5, 2024. https://jipp.unram.ac.id/index.php/jipp/article/view/775.