Fattah Nasution, Abdul, Filza Alyani, Dhea Puspita, and Syarah Nabila Pulungan. 2026. “Pengaruh Supervisi Kepala Madrasah Terhadap Disiplin Guru Di MTs Ex PGA UNIVA Medan”. Edukatif 4 (1):21-27. https://doi.org/10.65311/je.v4i1.1833.