Anannavee, Paradee. “People’s Satisfaction Toward TheService of Thagum Subdistrict Administration Organization Trat Province”. Academic Journal of Thailand National Sports University 6, no. 1 (February 23, 2022): 173–182. Accessed May 19, 2024. https://he02.tci-thaijo.org/index.php/TNSUJournal/article/view/256296.