Rulitawati R, Ritonga AH, Hasibuan L. Management Performance Model of Senior High School Teachers of Muhammadiyah In South Sumatera. IJER [Internet]. 2020 Mar. 19 [cited 2024 May 7];2(1):30-43. Available from: https://ejournal.unib.ac.id/IJER/article/view/10381