Thongdee, A. ., Dejbamrung, S. ., Dejbamrung, S. ., Surasacron, W. ., & Jammuang, J. . (2024). LEADERSHIP OF SCHOOL ADMINISTRATORS AND HAPPINESS OF WORKING IN SCHOOL UNDER RATCHABURI PRIMARY EDUCATIONAL SERVICE AREA OFFICE 1. Journal of MCU Nakhondhat, 11(7), 47–58. retrieved from https://so03.tci-thaijo.org/index.php/JMND/article/view/278156