APA (7th ed.) Citation

Willemsen, R. (2008). Der Knacks. S. Fischer.

Chicago Style (17th ed.) Citation

Willemsen, Roger. Der Knacks. Frankfurt: S. Fischer, 2008.

MLA (9th ed.) Citation

Willemsen, Roger. Der Knacks. S. Fischer, 2008.

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