The Official Blackbook Price Guide to United States Postage Stamps 2009, 31st Edition (The Official Price Guides to)
| Country | USA | 
| Brand | Aspen Publishing | 
| Manufacturer | Aspen Publishing | 
| Binding | Hardcover | 
| UnitCount | 1 | 
| EANs | 9781543806809 | 
| ReleaseDate | 0000-00-00 |