Intapat, Lukkana. “ervice anual reation to evelop the ervice ystem in the aculty of anagement.”. Journal of Management Science Nakhon Pathom Rajabhat University 5, no. 2 (January 13, 2019): 107-115. ccessed December 1, 2021. https://so03.tci-thaijo.org/index.php/JMSNPRU/article/view/166033.