APA (7th ed.) Citation

Zack. (2010). Bike boy: By Zack. [Pseud., d. i.: Oliver Frey]. Gmünder.

Chicago Style (17th ed.) Citation

Zack. Bike Boy: By Zack. [Pseud., D. I.: Oliver Frey]. Berlin: Gmünder, 2010.

MLA (8th ed.) Citation

Zack. Bike Boy: By Zack. [Pseud., D. I.: Oliver Frey]. Gmünder, 2010.

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