| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| The Fraudsters: Sharks and Charlatans - How Con Artists Make Their Money | 978-1-903582-82-4 (1-903582-82-2) | 2008 |
| The Outsiders: Exposing the Secretive World of Ireland's Travellers | 978-1-903582-67-1 (1-903582-67-9) | 2006 |