Phunilamai, Yaowadee, Phrakhrupalad Boonchuay Jotivaṃso (Auiwong), and Prachit Mahahing. “Participative Leadership Based on the Four Principles of Sangahavatthu of School Administrators Under the Khon Kaen Primary Educational Service Area Office 4”. Journal of Graduate MCU KhonKaen Campus 12, no. 1 (March 29, 2025): 261–269. accessed September 2, 2026. https://so02.tci-thaijo.org/index.php/jg-mcukk/article/view/276389.