Thsurin, C., Ponathong, C., & Yongsorn, C. (2021). The Factors Affecting to Internal Quality Assurance of Pathumwan Institute of Technology. Journal of Multidisciplinary in Humanities and Social Sciences, 4(3), 999–1012. Retrieved from https://so04.tci-thaijo.org/index.php/jmhs1_s/article/view/252867