Nasir, I. M., Hariyati, N., Suyud, S., Susmita, D. F., & Andriani, D. E. (2020). Leadership Strategies of Elementary School Principals in Developing Teacher Professionalism. Jurnal Manajemen Pendidikan : Jurnal Ilmiah Administrasi, Manajemen Dan Kepemimpinan Pendidikan, 2(1), 1–21. https://doi.org/10.21831/jump.v2i1.30675