| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Patterns of Spoken English: An Introduction to English Phonetics | 978-O-582-29132-4 (O-582-29132-1) | 1987 |
D G · D.G. Knowles · D.K · D. Knowles · Dr. G. · Dr. Gerald Milton Knowles · Dr. K. · G. K. · Gerald Knowles