Siangliw, Warunyupa, Saroch Pauwongsakul, and Nipon Wonnawed. “Roles of School Administrators in Promoting Learning Management Based on the Concepts of Stem Education for the Schools under Kanchanaburi Primary Educational Service Area Office 4”. Journal of Graduate School, Pitchayatat, Ubon Ratchathani Rajabhat University 17, no. 1 (May 11, 2022): 147–156. Accessed March 29, 2024. https://so02.tci-thaijo.org/index.php/Pitchayatat/article/view/253080.