Sudoku Puzzle Book, 400 Puzzles, 100 Easy, 100 Medium, 100 Hard and 100 Extra Hard: Improve Your Game With This Four Level Book (Sudoku Puzzle Books Series 2)
| Country | USA |
| Brand | Insight Editions |
| Manufacturer | Insight Editions |
| Binding | Hardcover |
| ItemPartNumber | 9781608870073 |
| ReleaseDate | 2010-12-01 |
| UnitCount | 1 |
| Format | Illustrated |
| EANs | 9781608870073 |