Suthasinee Theerapan และ Kannaphat Wannasin. (2020) Guidelines for the Application of Vocal Teaching Techniques at Private Music Schools in Thailand: A Vocal Course for Bachelor of Music at College of Music, Mahasarakham University. <i>Journal of Humanities and Social Sciences</i>, <i>39</i>(1), .42.54.Suthasinee Theerapan และ Kannaphat Wannasin. "Guidelines for the Application of Vocal Teaching Techniques at Private Music Schools in Thailand: A Vocal Course for Bachelor of Music at College of Music, Mahasarakham University". Journal of Humanities and Social Sciences 39 (2020):.42.54.Suthasinee Theerapan และ Kannaphat Wannasin. Guidelines for the Application of Vocal Teaching Techniques at Private Music Schools in Thailand: A Vocal Course for Bachelor of Music at College of Music, Mahasarakham University. mahasarakham university:ม.ป.ท. 2020.