Yenyuak, Chakart, and Chalermporn Yenyuak. 2025. “Attitudes of People towards Public Service Quality: A Case study of Lak Hok Subdistrict Municipality”. Doctor of Philosophy in Social Sciences Journal 4 (2):1-14. https://so08.tci-thaijo.org/index.php/dpssj/article/view/4859.