ชัยเชียงพิณ ช., อมตาริยกุล ว., & หอมสิน น. (2019). The Organizational Citizenship Behaviors of Teachers Affectting the Work Happiness of Administrators in Private School Under Regional Education Office No. 10. Journal of Graduate Research, 10(1), 115–135. Retrieved from https://so02.tci-thaijo.org/index.php/banditvijai/article/view/173758