อรุณพงศ์ศิร เ. (2014). The Elderly,S Quality of Life Development, Thasala Subdistrict Administrative Organization, Manchakhiri District, Khonkaen Province . Journal of Graduate MCU KhonKaen Campus, 1(2), 67–78. Retrieved from https://so02.tci-thaijo.org/index.php/jg-mcukk/article/view/243095