รัตนภูมิภิญโญ ส. (2020) “QUALITY SERVICE ACHIEVEMENT OF KAMPHAENGSAEN SUBDISTRICT MUNICIPALITY. NAKHONPATHOM PROVINCE”, Journal of MCU Social Science Review. Ayutthaya, Thailand, 6(2-03), pp. 293–304. Available at: https://so03.tci-thaijo.org/index.php/jssr/article/view/239716 (Accessed: 19 May 2024).