Khaimanee, P. T. ., Sayapat, S. ., Audmuangpiea, S. ., Sopajorn, W. ., & Nonmaung, S. . (2020). Efficiency on Service of Samran Sub-District Subdistrict Municipality, Mueang Khon Kaen District, Khon Kaen Province. Dhammathas Academic Journal, 20(3), 121–132. retrieved from https://so06.tci-thaijo.org/index.php/dhammathas/article/view/182533