NIZAR , A.; NURDYANSYAH, N.; WAHYUNI , A. . Quality Management of Islamic Education in Hasan Langgulung’s Perspective: Manajemen Mutu Pendidikan Islam dalam Perspektif Hasan Langgulung. Proceedings of The ICECRS, [S. l.], v. 6, 2020. DOI: 10.21070/icecrs2020376. Disponível em: https://icecrs.umsida.ac.id/index.php/icecrs/article/view/376. Acesso em: 7 oct. 2025.