Udo Börchers · Udo Bürger · Udo Burchard · Udo Burgermeister
J.A.Allen & Co Ltd · Trafalgar Square Books
| title | ISBN-13 (ISBN-10) | year of publica- tion |
|---|---|---|
| The Way to Perfect Horsemanship | 978-0-85131-724-3 (0-85131-724-3) | 1999 |
| The Way to Perfect Horsemanship | 978-1-57076-129-4 (1-57076-129-9) | 1998 |