Wichai, A., A. Chanawong, and J. Wicharapote. “The Guidelines for Happy Workplace Development in School under the Office of Vocational Education Buriram Province”. Journal of Integration Social Sciences and Development, vol. 6, no. 2, Aug. 2026, pp. 524-3, https://so15.tci-thaijo.org/index.php/JISSD/article/view/4173.