APA (7th ed.) Citation

Grass, G., & Heim, M. H. (2007). Peeling the onion. Harvill Secker.

Chicago Style (17th ed.) Citation

Grass, Günther, and Michael Henry Heim. Peeling the Onion. London: Harvill Secker, 2007.

MLA (8th ed.) Citation

Grass, Günther, and Michael Henry Heim. Peeling the Onion. Harvill Secker, 2007.