DUFF, P. A. Multilingualism in Canadian schools: Myths, realities and possibilities. Canadian Journal of Applied Linguistics, [S. l.], v. 10, n. 2, p. 149–163, 2007. Disponível em: https://journals.lib.unb.ca/index.php/CJAL/article/view/19739. Acesso em: 19 oct. 2021.