ZABROCKI, Ludwik. Experimental Courses of Foreign Languages at the Department of Germanic Linguistics of the Adam Mickiewicz University at Poznań. Glottodidactica, [S. l.], v. 1, p. 137–141, 2019. DOI: 10.14746/gl.1966.1.12. Disponível em: https://pressto.amu.edu.pl/index.php/gl/article/view/18261. Acesso em: 29 lis. 2024.