Yenni, Yenni, Bukman Lian, and Artanti Puspita Sari. “Peran Instructional Leadership Kepala Sekolah Untuk Meningkatkan Profesionalisme Guru”. Journal of Education Research 1, no. 3 (December 11, 2020): 295–300. Accessed October 21, 2025. https://www.jer.or.id/index.php/jer/article/view/35.