TUMIRAN, Tumiran; SIREGAR, Bahtiar; MASYHURIL, Nizar; ALFIANI, Iin. Implementasi Model Leadership Kepala Sekolah Dalam Peningkatan Kompetensi Guru Di Ar-Rahman Medan. Innovative: Journal Of Social Science Research, [S. l.], v. 3, n. 4, p. 3625–3634, 2023. Disponível em: http://j-innovative.org/index.php/Innovative/article/view/3952. Acesso em: 3 aug. 2026.