Saengthong, W., Klungklang, W. ., Sawaengphon, A., Masena , C. ., & Chouranong, N. . (2022). Internal School Supervision in the New Era : How to Supervise Teachers in the New Normal Era. Journal of Graduate School, Pitchayatat, Ubon Ratchathani Rajabhat University, 17(1), 123–133. Retrieved from https://so02.tci-thaijo.org/index.php/Pitchayatat/article/view/252502