PAWLAK, M. Teaching foreign languages to adult learners: Issues, options, and opportunities. Theoria et Historia Scientiarum, [S. l.], v. 12, p. 45–65, 2016. DOI: 10.12775/ths.2015.004. Disponível em: https://apcz.umk.pl/THS/article/view/ths.2015.004. Acesso em: 19 jul. 2024.