| title | ISBN-13 | year of publica- tion |
|---|---|---|
| Fundamentals of Voice & Diction | 978-0-697-13932-0 | 1994 |
| Fundamentals of Voice and Articulation | 978-0-07-283730-8 | 2003 |
| Fundamentals of Voice and Articulation | 978-0-697-35508-9 | 1998 |
| Fundamentals of Voice and Diction | 978-0-697-04283-5 | 1988 |