APA (7th ed.) Citation

Biermann, W. (2009). Sommer 39. Rowohlt Berlin.

Chicago Style (17th ed.) Citation

Biermann, Werner. Sommer 39. Berlin: Rowohlt Berlin, 2009.

MLA (8th ed.) Citation

Biermann, Werner. Sommer 39. Rowohlt Berlin, 2009.

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