2006 World Book Encyclopedia Set - Complete Set - 22 Books
| Country | USA |
| Brand | Harvard University Press |
| Manufacturer | Harvard University Press |
| Binding | Paperback |
| ItemPartNumber | Illustrated |
| ReleaseDate | 2002-02-19 |
| UnitCount | 1 |
| Format | Illustrated |
| EANs | 9780674008250 |