An-ard, N., & (Auiwong), P. C. . (2024). Leadership of Educational Institution Administrators According to the Principles of Thitthuthammikut 4. Journal of Graduate MCU KhonKaen Campus, 11(1), 42–53. Retrieved from https://so02.tci-thaijo.org/index.php/jg-mcukk/article/view/266278