Khulchai, S. ., Poomkong, S. ., & Siripoonyanan, T. . (2025). Guidelines for Developing Leadership in the 21st Century for School Administrators Under Khon Kaen Primary Educational Service Area Office Area 3. Journal of Buddhist Education and Research (JBER), 11(2), 327–341. retrieved from https://so06.tci-thaijo.org/index.php/jber/article/view/283580