Book: "Solidarność w życiu publicznym"
title in English: Solidarity in public life, ed. W. Zuziak, B. Żmuda Frydrychowska, Kraków 2021, pp. 224. The 10th volume in the series "Etyka i Życie Publiczne" published by the Department of Ethics at the Faculty of Philosophy of UPJPII. The publication is available in free access in the UPJPII Digital Library
