- Complete AR-15/M16 Sourcebook: What Every Shooter Needs To Know by Duncan Long, 2001-12-31
- The Ruger .22 Automatic Pistol: Standard/ Mark I/ Mark Ii Series by Duncan Long, 1988-11-01
- Bioterrorism: Secrets for Surviving the Coming Terrorist Germ Warfare Attacks on U.S. Cities by Duncan Long, 1998-01-01
- Streetsweepers: The Complete Book Of Combat Shotguns by Duncan Long, 2004-03-01
- Build Your Own Ar-15 by Duncan Long, 1997-06-01
- Hand Cannons: The World'S Most Powerful Handguns by Duncan Long, 1995-01
- New breakthroughs in life extension: Scientifically proven techniques to improve your health and extend your life / by Duncan and Margaret Long ; foreword by Arthur Robinson by Duncan Long, 1993
- Locate missing persons by Duncan Long, 1980
- Combat Rifles of the 21st Century: Futuristic Firearms for Tomorrow's Battlefields by Duncan Long, 1990-11-01
- The Adventures of Glinda Gale (Volume 1) by J. A. Holst, 2010-02-23
- Shelter Refuge Defense by Duncan Long, 1980-01-01
- Sea Wolf: Night Stalkers #5 by Duncan Long, 1991
- The new bioterrorism manual: Secrets for surviving the coming terrorist germ warfare attacks on U.S. cities by Duncan Long, 2001
- Reflecting Warfighter Needs in Air Force Programs: Prototype Analysis by Paul K. Davis, Richard Hillestad, et all 2010-09-16
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