YOODEE, P.; YAMCHUTI, U.; INTARASOMPUN, W. Management Skills in the 21st Century of School Administrators Affecting the Effectiveness of Schools under the Secondary Educational Service Area Office Bangkok 1. Interdisciplinary Academic and Research Journal , Maha Sara Kham, TH., v. 5, n. 6, p. 621–634, 2025. DOI: 10.60027/iarj.2025.287063. Disponível em: https://so03.tci-thaijo.org/index.php/IARJ/article/view/287063. Acesso em: 1 oct. 2026.