การะวิโก เพชรธนินทร์. “The Ten Royal Virtues and Good Educational Administrators in the 21st Century”. Journal of Educational Review Faculty of Education in MCU 2, no. 3 (September 6, 2018): 122–131. Accessed March 29, 2024. https://so02.tci-thaijo.org/index.php/EDMCU/article/view/144551.