Thongduang, Phra palat phommin chandrasaro, Phramaha Bundit Panditamethee, and Sanook Singhmart. “Participatory School Management According to the Principles Sangahavatthu of Educational Institution Administrators Under the Secondary Education Service Area Office, Roi Et”. Journal of Graduate Saket Review 11, no. 1 (April 30, 2026): 168–182. accessed September 13, 2026. https://so03.tci-thaijo.org/index.php/saketreview/article/view/298687.