Sudoku Puzzle Book, 600 Puzzles, 300 MEDIUM and 300 HARD: Improve Your Game With This Two Level Book (Sudoku Puzzle Books Champion Series)
| Country | USA |
| Manufacturer | CreateSpace Independent Publishing Platform |
| Binding | Paperback |
| EANs | 9781722294007 |
| ReleaseDate | 0000-00-00 |