Sangkot Abdullah Efendi Harahap, Taqwatul Uliyah, and Nur Widiastuti. 2023. “ETOS KERJA KEPALA SEKOLAH TERHADAP KEDISIPLINAN GURU SD ALKAHFI ISLAMIC SCHOOL”. UNISAN JURNAL 2 (4):43-53. http://journal.an-nur.ac.id/index.php/unisanjournal/article/view/1314.