The People of Sparks (The City of Ember Book 2)
| Country | USA |
| Brand | Universe Publishing |
| Manufacturer | Universe |
| Binding | Paperback |
| ItemPartNumber | 29054952 |
| Color | Black |
| ReleaseDate | 2010-11-02 |
| UnitCount | 1 |
| Format | Illustrated |
| UPCs | 787721979708 |
| EANs | 9780789320957 |