1,000++ All HARD Sudoku Puzzles: Top Quality Paper, Best Puzzles, Free Bonus! (Sodoku Puzzle Books for Adults)
| Country | USA |
| Brand | Dover Publications |
| Manufacturer | Dover Publications |
| Binding | Paperback |
| ReleaseDate | 2004-12-17 |
| UnitCount | 1 |
| EANs | 9780486437651 |