Heartland: Complete 21-volume Set (Heartland, 20 Volumes + Special Edition)
| Country | USA |
| Brand | Writer's Digest Books |
| Manufacturer | Penguin Publishing Group |
| Binding | Paperback |
| Color | Orange |
| ReleaseDate | 2006-05-13 |
| UnitCount | 1 |
| UPCs | 035313109799 |
| EANs | 9781582973500 |