| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Private Investigator Exam Secrets Study Guide: Pi Test Review for the Private Investigator Exam | 978-1-61O72-776-1 (1-61O72-776-2) | 2010 |
P.E. · P E. S · P S · PI Exam Secrets Test Prep Team
PI Exam Secrets Test Prep Team