2 serials | encyclopaedia britannica 2006 ultimate reference suite dvd 
| Date | OS | Name | Version | Rating |
|---|---|---|---|---|
| 2006-01-01 | PC | Encyclopaedia Britannica 2006 Ultimate Reference Suite DVD |
2006 | 40.00% |
| 2005-08-01 | PC | Encyclopaedia Britannica |
2006 Ultimate Reference Suite DVD | 78.00% |