Saengsophon, Phraathikan Thawatchai. “IMPROVING THE QUALITY OF LIFE IN THE COMMUNITY OF THE PEOPLE OF NONG SAI SUBDISTRICT, PHUN PHIN DISTRICT, SURAT THANI PROVINCE”. Journal of MCU Nakhondhat 11, no. 1 (January 31, 2024): 228–238. accessed September 11, 2026. https://so03.tci-thaijo.org/index.php/JMND/article/view/274199.