G.W. · Gould-W · Wayne Gould
| title | ISBN-13 | year of publication |
|---|---|---|
| The "Times" Ultimate Su Doku: A Bumper Book for the Su Doku Addict in Your Life | 978-0-00-722057-1 | 2005 |
| Xtimes Su Doku Aldi | 978-0-00-791271-1 | 2005 |
| Xtimes Su Doku Book 2aldi | 978-0-00-791272-8 | 2005 |
| Xtimes Su Doku Book 3 Aldi | 978-0-00-791273-5 | 2005 |