| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| NRRPT Exam Flashcard Study System: NRRPT Test Practice Questions & Review for the National Registry of Radiation Protection Technologists Examination | 978-1-61072-323-7 (1-61072-323-6) | 2013 |
| NRRPT Exam Secrets Study Guide: NRRPT Test Review for the National Registry of Radiation Protection Technologists Examination | 978-1-61072-322-0 (1-61072-322-8) | 2013 |