Primasary, Amalia, and Syamsudin Syamsudin. “Kepemimpinan Transformasional Dan Instruksional Kepala Sekolah Untuk Meningkatkan Mutu Lulusan (studi Kasus Di SMA Muhammadiyah 1 Yogyakarta)”. Indonesian Journal of Educational Management and Leadership 1, no. 2 (August 4, 2023): 135-145. Accessed July 12, 2025. https://journal.kurasinstitute.com/index.php/jemal/article/view/530.