ก่อเกิด ภ., Unkong, T., Nopparak, S., & Nakapong, N. (2019). Model of Students Affairs Administration to Develop the 21st Century Learning Skills of Autonomous University. Trends of Humanities and Social Sciences Research, 8(2), 1–15. Retrieved from https://so03.tci-thaijo.org/index.php/Humanties-up/article/view/211117