PIÓRCZYŃSKI, Józef. What is Philosophy? The Role of Philosophy in Culture. In: MANSFELD, Monika. Practica et Speculativa: Studies Offered to Professor Andrzej M. Kaniowski. Poland: Lodz University Press,2022. p. 159–171. DOI: 10.18778/8220-570-1.09. Disponível em: https://www.press.uni.lodz.pl/index.php/wul/catalog/book/756/chapter/1819. Acesso em: 29 jan. 2026.