Ferdinand DuBois · Fortuna Dubbioso · Friedheim Debus
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Essentials of Counterpoint | 978-0-8061-0865-0 (0-8061-0865-7) | 1970 | |
| The Essentials of Counterpoint | 978-0-8061-1445-3 (0-8061-1445-2) | 1977 | Donald Lybbert |