Chinnawong, Pongsit, and Saroch Pauwongsakul. “GUIDELINES FOR GENERAL ADMINISTRATION OF SCHOOLS UNDERKANCHANABURI PRIMARY EDUCATIONAL SERVICE AREA OFFICE 3”. Journal of Yanasangvorn Research Institute Mahamakut Buddhist University 15, no. 1 (June 26, 2024): 42–54. accessed September 24, 2026. https://so04.tci-thaijo.org/index.php/yri/article/view/273454.