CAŁEK, Anita. Nowa teoria listu. Poland: Księgarnia Akademicka Publishing,2019. v. Bibliotheca Iagiellonica. Fontes et Studia, Vol. 34 DOI: 10.12797/9788381380027. Disponível em: https://books.akademicka.pl/publishing/catalog/book/4. Acesso em: 1 jun. 2025.