Sriranacon, J., Phrakhuchairattanakorn, & Silpanilmalaya, A. (2020). Personnel Administration Based on the Four Principles of Kindly Treatment of School Administrators under Roi Et Informal and Non-Formal Education Promotion Office. Academic Journal of Mahamakut Buddhist University Roi Et Campus, 10(1), 574–585. Retrieved from https://so01.tci-thaijo.org/index.php/AJMBU/article/view/243500