Mariyanah, Siti, Riad Jamil, Furqon Arifin, and Ujang Cepi Barlian. “The Professional Development of School Principals: Insight from Indonesia”. International Journal of Social and Management Studies 2, no. 3 (June 20, 2021): 132–141. Accessed November 7, 2024. https://ijosmas.org/index.php/ijosmas/article/view/41.