APA (7th ed.) Citation

Gibson, W., & Dean, R. (2010). Zero history. Penguin Group USA.

Chicago Style (17th ed.) Citation

Gibson, William, and Robertson Dean. Zero History. [New York]: Penguin Group USA, 2010.

MLA (8th ed.) Citation

Gibson, William, and Robertson Dean. Zero History. Penguin Group USA, 2010.

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