| title | ISBN-13 | year of publication |
|---|---|---|
| Conflict Management in Law Enforcement | 978-1-55239-391-8 | 2012 |
| Conflict Management in Law Enforcement | 978-1-55239-106-8 | 2005 |
| Conflict management in law enforcement | 978-1-55239-027-6 | 2000 |
| Crisis Intervention for Security Professionals | 978-1-55239-307-9 | 2009 |