VALDES, Antonio Irizar; JHONES, Ada Chiappy. Introduction of Communicative Language Teaching in Tourism in Cuba. TESL Canada Journal, [S. l.], v. 8, n. 2, p. 57–63, 1991. DOI: 10.18806/tesl.v8i2.588. Disponível em: https://teslcanadajournal.ca/index.php/tesl/article/view/588. Acesso em: 21 may. 2024.