Ditdumrongsakul, Thanraphat, Preeyanun Promsukkul, and Ampai Buranaprapuk. 2021. “TEACHING AND LEARNING MANAGEMENT OF PRE-COLLEGE, COLLEGE OF MUSIC, MAHIDOL UNIVERSITY”. Srinakharinwirot Research and Development Journal of Humanities and Social Sciences 13 (26, July-December). Bangkok, Thailand:46-56. https://so04.tci-thaijo.org/index.php/swurd/article/view/258846.