The Folk of the Air Series 4 Books Collection Set By Holly Black (The Cruel Prince, The Queen of Nothing, The Wicked King, [Hardcover] How the King of Elfhame)
| Country | USA |
| Brand | Sony |
| Manufacturer | Sony |
| Binding | Electronics |
| ItemPartNumber | XAVAX3000 |
| Model | XAVAX3000 |
| Warranty | No Warranty |
| Color | Black |
| UnitCount | 1 |
| Format | WMA |
| UPCs | 027242911314 |
| EANs | 0027242911314 |
| ReleaseDate | 0000-00-00 |