The Onion Book of Known Knowledge: A Definitive Encyclopaedia Of Existing Information
| Country | USA |
| Brand | Quirk Books |
| Manufacturer | Quirk Books |
| Binding | Paperback |
| ItemPartNumber | Illustrated |
| Model | Illustrated |
| Color | Multicolor |
| ReleaseDate | 2011-10-25 |
| UnitCount | 1 |
| Format | Illustrated |
| EANs | 9781594745423 |