APA (7th ed.) Citation

Cantor, C. H., Mullen, P. E., & Alpers, P. A. (2000). Mass homicide: The civil massacre.

Chicago Style (17th ed.) Citation

Cantor, Christopher H., Paul E. Mullen, and Philip A. Alpers. Mass Homicide: The Civil Massacre. 2000.

MLA (8th ed.) Citation

Cantor, Christopher H., et al. Mass Homicide: The Civil Massacre. 2000.