A Clash of Heroes (In the Service of Dragons Book 1, 10th Anniversary Edition) (Keeper Martin's Tales 5)
| Country | USA |
| Brand | Mutual Industries |
| Manufacturer | Mutual Industries |
| Binding | Tools & Home Improvement |
| ItemPartNumber | 17774-41-2000 |
| Model | 17774-41-2000 |
| Color | Multi |
| Size | 2x1000 |
| UnitCount | 1 |
| UPCs | 764083774233 |
| EANs | 0764083774233 |
| ReleaseDate | 0000-00-00 |