WIERCIŃSKI, A. Wprowadzenie. Studia Paedagogica Ignatiana, [S. l.], v. 18, p. 15–21, 2015. DOI: 10.12775/9150. Disponível em: https://apcz.umk.pl/SPI/article/view/9150. Acesso em: 18 lip. 2024.