Thanaphaet, C. (2023). The Development of Competency Enhancement System for Instructors of Educational Administration by Sappurisadhamma 7 at Higher Education Institutions in the Northeastern Region. Journal of Graduate MCU KhonKaen Campus, 10(4), 236–247. Retrieved from https://so02.tci-thaijo.org/index.php/jg-mcukk/article/view/264027