Asfiyah S, Andriani DE. Principal Duties in Integrated Islamic Junior High Schools: : A Case Study in Sleman Regency, Yogyakarta. belajea [Internet]. 2025 May 29 [cited 2025 Jun. 29];10(1):263-84. Available from: https://journal.iaincurup.ac.id/index.php/belajea/article/view/12855