Khaengkhan, A., M. . Patphol, and D. Jamjuree. “COMMUNICATIVE ENGLISH LEARNING MANAGEMENT COMPETENCY LEVEL OF THE LOWER SECONDARY SCHOOL ASSISTANT TEACHERS IN THAILAND”. Journal of Education and Innovation, vol. 25, no. 1, Jan. 2023, pp. 1-11, https://so06.tci-thaijo.org/index.php/edujournal_nu/article/view/254896.