Mel Bay Publications, Inc. · Voicetech
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Develop a Powerful Speaking Voice | 978-1-886789-01-2 (1-886789-01-0) | 1991 |
| I'm Not Crazy, I'm Vocalizing | 978-1-886789-07-4 (1-886789-07-X) | 1991 |
| Mel Bay You Can Teach Yourself to Sing Book/CD Set | 978-0-7866-5972-2 (0-7866-5972-6) | 2000 |
Karen Oljemark · Karen Olsen · Karen Olson · Karen Olsson · Karin Olson