| title | media type | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|---|
| 2017 North American Coins & Prices: A Guide to U.S., Canadian and Mexican Coins | Paperback | 978-1-4402-4709-5 | 2016 | Thomas Michael · Richard Giedroyc |
| 2017 North American Coins & Prices: A Guide to U.S., Canadian and Mexican Coins | CD-ROM | 978-1-4402-4741-5 | 2016 | Thomas Michael · Richard Giedroyc |
| Standard Catalog of World Coins, 1701-1800 | " | 978-1-4402-4742-2 | 2017 | Thomas Michael |
| Standard Catalog of World Paper Money, General Issues, 1368-1960 | " | 978-1-4402-4743-9 | 2017 | |