APA (7th ed.) Citation

Zalewski, S. (2014). What happened in 1939-1945. Under German occupation.

Chicago Style (17th ed.) Citation

Zalewski, Staniław. "What Happened in 1939-1945." Under German Occupation 2014.

MLA (8th ed.) Citation

Zalewski, Staniław. "What Happened in 1939-1945." Under German Occupation, 2014.

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