- North American Criminal Gangs: Mexico, United States, and Canada, Second Edition
- Bayonets and Blue Flames: Surviving Palestine, North Africa, Crete and Stalag IVB
- Aggressors in Blue: Exposing Police Sexual Misconduct
- North American Adult Criminal Gangs: Street, Prison, Outlaw Motorcycle, and Drug Trafficking Organizations
- Emergency Vehicle Operations: Emergency Calls and Pursuit Driving