| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| New Approaches in Social Research | 978-0-7619-4932-9 (0-7619-4932-1) | 2003 |
| Qualitative Data Analysis: An Introduction | 978-1-4129-2143-5 (1-4129-2143-0) | 2007 |
| Qualitative Research in Health: An Introduction | 978-0-7619-6103-1 (0-7619-6103-8) | 1999 |