Vol. 20 (2020)

The publication of the volume was co-financed by the Polish Ministry of Culture and National Heritage from the Culture Promotion Fund, obtained from subsidies established in games covered by the state monopoly, according to Article 80 paragraph 1 of the Act of 19 November 2009 on gambling games, and from the budget of the Kuyavian-Pomeranian Voivodeship Self-Government.