| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Animal-Assisted Therapy | 978-0-313-35720-6 (0-313-35720-X) | 2011 |
| Hate Crimes: A Reference Handbook, 3rd Edition | 978-1-61069-946-4 (1-61069-946-7) | 2015 |
| Hate Crimes: A Reference Handbook | 978-1-85109-624-4 (1-85109-624-8) | 2005 |