APA (7th ed.) Citation

Carlo, P. (2009). The butcher: Anatomy of a Mafia psychopath. William Morrow.

Chicago Style (17th ed.) Citation

Carlo, Philip. The Butcher: Anatomy of a Mafia Psychopath. New York, NY: William Morrow, 2009.

MLA (9th ed.) Citation

Carlo, Philip. The Butcher: Anatomy of a Mafia Psychopath. William Morrow, 2009.