Poosinghar, Prowsaeng, and Dr.Intisarn Chaiyasuk. “The Perceptions of Thai Tertiary-Level Engineering Students and Lecturers towards English as a Medium of Instruction”. KKU Research Journal (Graduate Studies) Humanities and Social Sciences 10, no. 3 (October 15, 2023): 4–18. accessed April 10, 2025. https://so04.tci-thaijo.org/index.php/gskkuhs/article/view/260800.