Caldwell Pub Co · Pacific Isle Publishing
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Diction for Singers: A Concise Reference for English, Italian, Latin, German, French and Spanish Pronunciation | 978-1-934477-05-2 (1-934477-05-2) | 2005 | Joan Wall · Robert Caldwell · Sheila Allen |
| Diction for Singers: A Concise Reference for English, Italian, Latin, German, French and Spanish Pronunciation | 978-1-877761-51-5 (1-877761-51-6) | 1990 | Joan Wall · Robert Caldwell · Sheila Allen |