- The Official Blackbook Price Guide to US Coins 2008, 46th Edition (Official Blackbook Price Guide to United States Coins)
- The Official Blackbook Price Guide to World Coins 2009, 12th Edition (Official Price Guide to World Coins)
- The Official Blackbook Price Guide to U.S. Postage Stamps 2006, Edition #28 (Official Blackbook Price Guide to United States Postage Stamps)
- The Official Investors Guide Silver Coins: A Simple, No-nonsense Approach To Financial Security
- The Official Investors Guide: Buying-Selling Gold Coins
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