SETIAWAN, Teguh; YUSUF, Muhammad; CHOIRUDIN, Choirudin. Delegation-Based Leadership Management in Sustaining School Quality: A Case Study at SMP Al Falakussa’adah Tanjung Serupa. Assyfa Journal of Multidisciplinary Education, [S. l.], v. 4, n. 2, 2026. Disponível em: https://journal.assyfa.com/index.php/ajme/article/view/1255. Acesso em: 31 aug. 2026.