สีพิกาส., อมตาริยกุลว., & คุณากรพิทักษ์ป. (2019). The Authentic Leadership of School Administrator Affecting the Organizational Commitment Under the Office of Primary Educational Service Area in Udonthani Province. Journal of Graduate Research, 10(1), 77-95. Retrieved from https://so02.tci-thaijo.org/index.php/banditvijai/article/view/168309