BIELAK, Jakub; PAWLAK, Mirosław; MYSTKOWSKA-WIERTELAK, Anna. Teaching the English active and passive voice with the help of cognitive grammar: An empirical study. Studies in Second Language Learning and Teaching, [S. l.], v. 3, n. 4, p. 581–619, 2013. DOI: 10.14746/ssllt.2013.3.4.7. Disponível em: https://pressto.amu.edu.pl/index.php/ssllt/article/view/5026. Acesso em: 4 may. 2024.