พิทักษ์ จ, สัพโส พ, ก้านจักร อ. A Study of Situation and Problem on the music teaching in Secondary Demonstration school at Khon Kaen University. JOFA-KKU [Internet]. 2019 Jun. 29 [cited 2024 Apr. 27];11(1):225-37. Available from: https://so02.tci-thaijo.org/index.php/fakku/article/view/199499