“The Effect of Principal’s Management and Learning Media on Student’s Achievement ”. JMKSP (Jurnal Manajemen, Kepemimpinan, dan Supervisi Pendidikan) 9, no. 1 (January 28, 2024): 318–331. Accessed June 21, 2026. https://jurnal.univpgri-palembang.ac.id/index.php/JMKSP/article/view/14473.