COOKE, Sheryl. ASSESSING REAL-WORLD USE OF ENGLISH AS A LINGUA FRANCA (ELF): A VALIDITY ARGUMENT. VNU Journal of Foreign Studies, [S. l.], v. 36, n. 4, 2020. DOI: 10.25073/2525-2445/vnufs.4574. Disponível em: https://jfs.ulis.vnu.edu.vn/index.php/fs/article/view/4574. Acesso em: 21 nov. 2024.