| title | ISBN-13 | year of publica- tion | other author(s) | |
|---|---|---|---|---|
| Conspiracy Files | 978-1-84442-232-6 | 2007 | David Southwell | |
| Conspiracy Theories | 978-1-85868-734-6 | 1999 | " | |
| Conspiracy Theories: Real-life Stories of Paranoia, Secrecy and Intrigue | 978-1-84442-791-8 | 2004 | " | |
| Mysterious Deaths and Disappearances | 978-1-4042-1081-3 | 2007 | " | |
| Verschwörungen: Die 100 spektakulärsten Fälle | 978-3-85003-153-0 | 2007 | " |