Pradubsert R, Phoojomjit P, Duangchatom K. The Development of Happy Organization Indicators of Private Vocational Colleges in The Northeast: . IARJ [Internet]. 2024 Apr. 8 [cited 2024 May 16];4(2):785-800. Available from: https://so03.tci-thaijo.org/index.php/IARJ/article/view/274838