NIEDUZIAK, EDYTA. Towards a radical life. The social and aesthetic themes in Helen Keller’s activity in defence of humanity. Interdyscyplinarne Konteksty Pedagogiki Specjalnej, [S. l.], n. 25, p. 229–254, 2019. DOI: 10.14746/ikps.2019.25.10. Disponível em: https://pressto.amu.edu.pl/index.php/ikps/article/view/21021. Acesso em: 12 grudz. 2024.