Paladin Press,U.S.

Gangs and Their Tattoos: Identifying Gangbangers on the Street and in Prison

By Valentine, Bill

How to Become a Professional Con Artist

By Marlock, Dennis M.

Surveillance Countermeasures: A Serious Guide to Detecting, Evading and Eluding Threats to Personal Privacy

By ACM IV Security Services

Close Combat

By United States Marine Corps

Don't Bug Me: The Latest High-tech Spy Methods

By M.L. Shannon

The Secrets of Lock Picking

By Steven Hampton

Disguise Techniques: Fool All of the People Some of the Time

By Edmond A. MacInaugh