| title | ISBN-13 | year of publication |
|---|---|---|
| Flat Back Four: The Tactical Game | 978-1-890946-52-4 | 2000 |
| Gray Matters | 978-1-4050-4624-4 | 2004 |
| Gray Matters: The Autobiography | 978-0-330-43199-6 | 2005 |
| Shades of Gray | 978-0-7088-3617-0 | 1987 |
Futura Publications · Macmillan · Pan Books · Reedswain