| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Free Association | 978-0-88163-253-8 (0-88163-253-8) | 1996 |
| Free Association: Method and Process | 978-0-367-32330-1 (0-367-32330-3) | 2019 |
| Free Association: Methods and Process | 978-1-138-46229-8 (1-138-46229-2) | 2017 |