| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Relevant Linguistics: An Introduction to the Structure and Use of English for Teachers | 978-1-57586-218-7 (1-57586-218-2) | 2004 |
| Relevant Linguistics: An Introduction to the Structure and Use of English for Teachers | 978-1-57586-358-0 (1-57586-358-8) | 2001 |