| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1996 | 978-0-9652369-0-4 | Crime Time Publishing Co. | Investigators Little Black Book, The |
| 1998 | 978-0-9652369-2-8 | Robert Scott | The Investigator's Little Black Book 2 |
| 1999 | 978-0-9652369-3-5 | Robert, P.I. Scott | Sexual Predator: How to Identify Registered and Unregistered Sex Offenders |
| 2002 | 978-0-9652369-4-2 | Robert Scott | The Investigator's Little Black Book 3 |
| '' | 978-0-9652369-5-9 | Robert P.I.., Scott | The Investigator's Little Black Book: The Investigative Resource Used by Thousands of Private Investigators, Law Enforcement Agencies, Media Orginizations |