Saimek, Neungruthai, and Thatchai Chittranum. “DEVELOPMENT ON ENHANCING MOTIVATION WORK PERFORMANCE OF THE TEACHER AT YASOTHON PRIMARY EDUCATIONAL SERVICE AREA OFFICE 1”. Journal of MCU Nakhondhat 7, no. 7 (July 20, 2020): 332–344. Accessed April 26, 2024. https://so03.tci-thaijo.org/index.php/JMND/article/view/245019.