APA (7th ed.) Citation

Kerr, G. (2009). Evil psychopaths: Dangerous and deranged (1. publ.). Futura.

Chicago Style (17th ed.) Citation

Kerr, Gordon. Evil Psychopaths: Dangerous and Deranged. 1. publ. London: Futura, 2009.

MLA (9th ed.) Citation

Kerr, Gordon. Evil Psychopaths: Dangerous and Deranged. 1. publ. Futura, 2009.

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