Thongmeesri, Sirirat. 2024. “THE ADMINISTRATIVE FACTORS AFFECTING THE EFFECTIVENESS OF PRIVATE SCHOOLS IN BANGKOK DURING THE COVID-19 ENDEMIC SITUATION”. Journal of MCU Social Science Review 13 (1). Ayutthaya, Thailand:287-98. https://so03.tci-thaijo.org/index.php/jssr/article/view/265834.