ALEKSANDRZAK, Magdalena. Problems and challenges in teaching and learning speaking at advanced level. Glottodidactica, [S. l.], v. 37, p. 37–48, 2011. DOI: 10.14746/gl.2011.37.3. Disponível em: https://pressto.amu.edu.pl/index.php/gl/article/view/324. Acesso em: 22 lis. 2024.