Jaisue, I. “Service Quality of the Faculty of Political Science and Public Administration Rajabhat Mahasarakham University”. Journal of Research and Development Institute Rajabhat Maha Sarakham University, vol. 7, no. 1, June 2020, pp. 409-18, https://so03.tci-thaijo.org/index.php/rdirmu/article/view/245129.