Mardiana, Linda, Nur Ahyani, and Nazaruddin Nazaruddin. “Principal’s Strategy in Improving the Quality of Teachers’ Teaching”. Journal of Social Work and Science Education 4, no. 3 (June 24, 2023): 620–627. Accessed May 25, 2026. https://ejournal.sembilanpemuda.id/index.php/jswse/article/view/598.