APA (7th ed.) Citation

Dobrzański, S. (2020). Tadeusz Zygfryd Kassern's American years. Polin.

Chicago Style (17th ed.) Citation

Dobrzański, Sławomir. "Tadeusz Zygfryd Kassern's American Years." Polin 2020.

MLA (8th ed.) Citation

Dobrzański, Sławomir. "Tadeusz Zygfryd Kassern's American Years." Polin, 2020.

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