Reungsri ด., and Dhedchawanagon ก. “Context and Factors Affecting the Process of Preparing Teachers for Multicultural Classrooms”. RMUTL Journal of Business Administration and Liberal Arts, vol. 9, no. 1, June 2021, pp. 59-76, https://so05.tci-thaijo.org/index.php/balajhss/article/view/247575.