Cheka, N.- inee, Chumkhong, C., Putsukee, T., & Chumruksa, C. (2026). A 21st Century Leadership Model for School Administrators in Thailand’s Three Southern Border Provinces. Princess of Naradhiwas University Journal of Humanities and Social Sciences, 13(2), 14–32. retrieved from https://so05.tci-thaijo.org/index.php/pnuhuso/article/view/284752