Rulitawati, R., Ritonga, A.H. and Hasibuan, L. 2020. Management Performance Model of Senior High School Teachers of Muhammadiyah In South Sumatera. International Journal of Educational Review. 2, 1 (Mar. 2020), 30–43. DOI:https://doi.org/10.33369/ijer.v2i1.10381.