APA (7th ed.) Citation

Cummins, J. (2010). The world's bloodiest history: Massacre, genocide, and the scars they left on civilization. Fair Winds Press.

Chicago Style (17th ed.) Citation

Cummins, Joseph. The World's Bloodiest History: Massacre, Genocide, and the Scars They Left on Civilization. Beverly, Mass: Fair Winds Press, 2010.

MLA (9th ed.) Citation

Cummins, Joseph. The World's Bloodiest History: Massacre, Genocide, and the Scars They Left on Civilization. Fair Winds Press, 2010.