Lortrakul, A. (2015) “The Competency Development of Educational Personnel according to Threefold Training, Tisikkha”, Journal of MCU Social Science Review. Ayutthaya, Thailand, 4(1), pp. 48–64. Available at: https://so03.tci-thaijo.org/index.php/jssr/article/view/245048 (Accessed: 16 May 2024).