Rattanason, Pornpimon. “Working Happiness and Organizational Commitment Among Personnels at Karbi Provincial Public Health Office”. Health Science Journal of Thailand 2, no. 3 (November 30, 2020): 13–25. Accessed May 5, 2024. https://he02.tci-thaijo.org/index.php/HSJT/article/view/241096.