TEO, A.; KAEWSAKUL, W. Cultural Contents in Fundamental English Coursebooks. NIDA Journal of Language and Communication, Bangkok, Thailand, v. 21, n. 27, p. 1–17, 2016. Disponível em: https://so04.tci-thaijo.org/index.php/NJLC/article/view/54551. Acesso em: 16 dec. 2025.