Ani Barus, Nispi, Nispi Ana Barus, and Muhammad Irsan Barus, trans. “SUPERVISI KEPALA SEKOLAH TERHADAP KEDISIPLINAN DAN KINERJA GURU DI SMP AL-WASHLIYAH 26 MEDAN”. Edu Global: Jurnal Pendidikan Islam 1, no. 1 (December 17, 2020): 44–59. Accessed July 30, 2026. https://journal-stainmadina.web.id/edu-global/article/view/44.