| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Digital Speech | 978-81-265-1390-1 (81-265-1390-X) | 2007 |
| Digital Speech: Coding for Low Bit Rate Communication Systems, 2nd Edition | 978-0-470-87007-5 (0-470-87007-9) | 2004 |
| Digital Speech: Coding for Low Bit Rate Communication Systems | 978-981-253-172-8 (981-253-172-6) | 2004 |