| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Why Spy? | 978-0-312-56173-4 (0-312-56173-3) | 2009 |
| Why Spy?: Espionage in an Age of Uncertainty | 978-0-312-35604-0 (0-312-35604-8) | 2008 |
F. Hitz · Frederick Hatch · Frederick P. Hitz · Friederike Haedecke · Friedrich Hautsch