David Busch's Sony Alpha a7R IV Guide to Digital Photography (The David Busch Camera Guide Series)
| Country | USA |
| Manufacturer | DANCS |
| Binding | Audio CD |
| ItemPartNumber | 2063668 |
| ReleaseDate | 2009-02-27 |
| UnitCount | 3 |
| Format | Import |
| UPCs | 680474143597 |
| EANs | 0090204895601 |