Promnil, P., Phosing, P., Kennephoom, S., & Kosonkittiamporn, S. (2020). The Public Service Policy of Sub-District Municipalities in the Northeastern of Thailand. Journal of MCU Social Science Review, 4(3), 245–262. Retrieved from https://so03.tci-thaijo.org/index.php/jssr/article/view/245497