New York Post Train Your Brain Su Doku: Difficult: The Official Puzzle Collection to Improve Concentration and Engage Your Mind
| Country | USA |
| Brand | New Ampersand Publishing |
| Manufacturer | New Ampersand Publishing |
| Binding | Paperback |
| ItemPartNumber | Refer to Sapnet. |
| UnitCount | 1 |
| EANs | 9791188195527 |
| ReleaseDate | 0000-00-00 |