ARTIEDA I GUTIÉRREZ, G. Individual differences in adult learners of English as a foreign language at two level of proficiency. Anuari de Filologia. Estudis de Lingüística, [S. l.], v. 5, p. 161–162, 2015. Disponível em: https://revistes.ub.edu/index.php/AFEL/article/view/14889. Acesso em: 2 may. 2024.