Rulitawati, Rulitawati, Ahmad Husein Ritonga, dan Lias Hasibuan. “Management Performance Model of Senior High School Teachers of Muhammadiyah In South Sumatera”. International Journal of Educational Review 2, no. 1 (Maret 19, 2020): 30–43. Diakses April 3, 2025. https://ejournal.unib.ac.id/IJER/article/view/10381.