By Joseph Renzulli Ph.D. Systems and Models for Developing Programs for the Gifted and Talented, 2E (2nd Edition)
| Country | USA |
| Brand | Generic |
| Manufacturer | Generic |
| ItemPartNumber | WRS250SCX10E/E |
| Model | WRS250SCX10E/E |
| UnitCount | 1 |
| UPCs | 659455241089 |
| EANs | 0659455241089 |
| ReleaseDate | 0000-00-00 |