PHOPUM, N. . .; (THINTEAW), P. C. .; CHUENBAN, P. . A Development of English Communication Skills of the Student in Surin Province by using CLT Theory. Journal of Graduate MCU KhonKaen Campus, [S. l.], v. 6, n. 4, p. 109–122, 2019. Disponível em: https://so02.tci-thaijo.org/index.php/jg-mcukk/article/view/227615. Acesso em: 7 may. 2024.