Sombatnan Behr, Narinthorn. “The impact of a short-term language course abroad on Thai students’ language skills and affective factors”. Kasetsart Journal of Social Sciences 42, no. 3 (July 31, 2021): 607–616. accessed September 28, 2026. https://so04.tci-thaijo.org/index.php/kjss/article/view/253488.