HOWELLS, Graham; MEIRING, Lynne. Towards greater objectivity in classroom observation. Revista de Lenguas para Fines Específicos, [S. l.], v. 6, p. 239–256, 1999. Disponível em: https://ojsspdc.ulpgc.es/ojs/index.php/LFE/article/view/182. Acesso em: 3 jul. 2024.