Cheewatragoongit, A. (2013). DISTANCE EDUCATION SERVICES IN SUKHOTHAI THAMMATHIRAT OPEN UNIVERSITY (STOU) AND KOREA NATIONAL OPEN UNIVERSITY (KNOU). Modern Management Journal, 9(1), 1–8. Retrieved from https://so04.tci-thaijo.org/index.php/stou-sms-pr/article/view/11871