Sealao, Budsarud, Saroch Pauwongsakul, and Nipon Wonnawed. 2022. “Characteristics of the Professional Standards of the School Administrators According to the Opinions of the Teachers in the Schools under Kanchanaburi Primary Educational Service Area Office 4”. Journal of Graduate School, Pitchayatat, Ubon Ratchathani Rajabhat University 17 (2):43-54. https://so02.tci-thaijo.org/index.php/Pitchayatat/article/view/253267.