Cita APA (7th ed.)

ebrary, Inc, Toliver, R. B., & Coyne, U. R. (2009). Homicide trends, causes and prevention. Nova Science Publishers.

Cita Chicago (17th ed.)

ebrary, Inc, Randal B. Toliver, i Ulrich R. Coyne. Homicide Trends, Causes and Prevention. Hauppauge, N.Y.: Nova Science Publishers, 2009.

Cita MLA (9th ed.)

ebrary, Inc, et al. Homicide Trends, Causes and Prevention. Nova Science Publishers, 2009.