LOGOPEDIA SILESIANA, Redakcja. Streszczenia. Logopedia Silesiana, [S. l.], n. 6, p. 319–325, 2017. Disponível em: https://journals.us.edu.pl/index.php/LOGOPEDIASILESIANA/article/view/7321. Acesso em: 5 dec. 2025.