| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Police Sergeant Exam | 978-1-57685-335-1 (1-57685-335-7) | 2000 | Michael A. Petrillo · LearningExpress Editors |
| Police Sergeant Exam: A Step-By-Step System to Prepareng for Your Promotion Exam | 978-1-57685-453-2 (1-57685-453-1) | 2000 | MacHael A. Petrillo |