| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| The Secret of Squash: How to Win Using the 4-Cro System | 978-0-316-85353-8 (0-316-85353-4) | 1984 | John O. Truby |
D. J. · D.O. · Dr. John · Dr. John N. Oswalt · Dr. John O. Curra · Dr John O'Gorman · Dr. John R Ogilvie Ph.D. · Dr. Lloyd John Ogilvie · John O.