| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Barron's Correction Officer Exam | 978-1-4380-0309-2 | 2014 | Frank A. Lombardo M.S. NYPD Ret. |
| Barron's Police Officer Exam | 978-1-4380-0914-8 | 2017 | " |
| Barron's Police Officer Exam | 978-0-7641-4091-4 | 2009 | Frank A. Lombardo NYPD Ret. |
| Barron's Police Officer Exam Flash Cards | 978-1-4380-7770-3 | 2017 | Frank A. Lombardo M.S. NYPD Ret. |
| Correction Officer Exam: with 6 Practice Tests | 978-1-4380-1293-3 | 2020 | " |
D. J. · D. P. · D S · D. Schröder · Donald J. · Donald J. Schroeder · DONALD S · Donald Schroeder · J. P. · J. S. · J. Schröder · S. P.