| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| A General System of Horsemanship | 978-0-85131-759-5 (0-85131-759-6) | 2000 |
| General System of Horsemanship | 978-0-85131-145-6 (0-85131-145-8) | 1970 |
C.D. · C Duke · D.O. · W.C. · William C. · William Cavendish · William D. · William Duke