APA (7th ed.) Citation

Knopp, G., & Arens, P. (2003). Hans und Sophie Scholl: 1918/1921 - 1943.

Chicago Style (17th ed.) Citation

Knopp, Guido, and Peter Arens. Hans Und Sophie Scholl: 1918/1921 - 1943. 2003.

MLA (9th ed.) Citation

Knopp, Guido, and Peter Arens. Hans Und Sophie Scholl: 1918/1921 - 1943. 2003.

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