P.E. · P.P. · Paul E. · Paul P.
| title | ISBN-13 (ISBN-10)  | year of publica- tion  | other author(s) | 
|---|---|---|---|
| The Practical Intrusion Detection Handbook | 978-0-13-025960-8 (0-13-025960-8)  | 2000 | |
| The Secured Enterprise: Protecting Your Information Assets | 978-0-13-061906-8 (0-13-061906-X)  | 2002 | F. Christian Byrnes |