APA (7th ed.) Citation

Leonard Nowak & Maria Alicja Nowak. (2019). Timeline of the World Polonia Winter Games (1986-2016). Jan Długosz University in Częstochowa.

Chicago Style (17th ed.) Citation

Leonard Nowak and Maria Alicja Nowak. Timeline of the World Polonia Winter Games (1986-2016). Jan Długosz University in Częstochowa, 2019.

MLA (9th ed.) Citation

Leonard Nowak and Maria Alicja Nowak. Timeline of the World Polonia Winter Games (1986-2016). Jan Długosz University in Częstochowa, 2019.

Warning: These citations may not always be 100% accurate.