| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 2002 | 978-0-9720013-2-8 | Craig A. Zendzian · Ph. D. | Law Enforcement Officer: Test Preparation Guidebook for Oral Tests & Interviews (Law Enforcement Series) |
| '' | 978-0-9720013-3-5 | Craig A. Zendzian | Law Enforcement Officer: Guidebook for Background Checks and Polygraph Tests |
| 2005 | 978-0-9720013-6-6 | Craig A. Zendzian · Ph. D. | Master the Interview: The Ultimate Guide to Law Enforcement Interviewing |
| 2006 | 978-0-9720013-7-3 | '' | Law Enforcement Officer: Situational & Judgment Questions - Practice Questions & Detailed Explanations |
| '' | 978-0-9720013-8-0 | Craig A. Zendzian · Marcus Zendzian | Law Enforcement Officer: Guidebook for Written Exams - 2nd Edition |