| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Changing Voices: Vocal Exercises for Adolescent Voices | 978-1-905090-01-3 (1-905090-01-3) | 2005 | Deirdre Trundle |
| Changing Voices: Vocal Exercises for Adult Voices | 978-1-905090-02-0 (1-905090-02-1) | 2005 | " |