GURPS Compendium I *OP (GURPS: Generic Universal Role Playing System)
| Country | USA |
| Brand | Steve Jackson Games |
| Manufacturer | Steve Jackson Games |
| Binding | Paperback |
| PartNumber | SJG6023-2E |
| Height | 10.8 |
| Length | 8.3 |
| Weight | 0.85098433132 |
| Width | 0.3 |
| ReleaseDate | 0000-00-00 |