Sarmini, Sarmini, Siraj Siraj, and Suparta Rasyid. “Principal Leadership in Improving the Quality of Education through School Based Management at SMP Negeri 4 Takengon”. Edumaspul: Jurnal Pendidikan 8, no. 2 (October 1, 2024): 3516-3523. Accessed November 21, 2024. https://ummaspul.e-journal.id/maspuljr/article/view/8469.