APA (7th ed.) Citation

Dawkins, R. (2009). The greatest show on Earth: The evidence for evolution. Black Swan.

Chicago Style (17th ed.) Citation

Dawkins, Richard. The Greatest Show on Earth: The Evidence for Evolution. London: Black Swan, 2009.

MLA (9th ed.) Citation

Dawkins, Richard. The Greatest Show on Earth: The Evidence for Evolution. Black Swan, 2009.