หงษ์ขุนทด อนุศร, and ศรีฟ้า ไพฑูรย์. “MODEL OF FLIPPED CLASSROOM LEARNING ENVIRONMENT FOR MUSIC LESSONS”. Sripatum Review of Humanities and Social Sciences 15, no. 2 (March 15, 2018): 119–129. Accessed May 18, 2024. https://so05.tci-thaijo.org/index.php/spurhs/article/view/115565.