| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1996 | 978-1-898555-01-8 | Roger Greenaway | Reviewing Adventures: Why and How? |
| 2003 | 978-1-898555-08-7 | Eric Salmon | The ABC of the Enneagram: Identifying the Different Forces That Energise Us |
| 2005 | 978-1-898555-09-4 | Ken C. Ogilvie | Leading and Managing Groups in the Outdoors |