| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Emergency Medical Technician: PreTest Self-Assessment and Review | 978-0-07-052493-4 (0-07-052493-9) | 1997 | Richard Westfal |
| EMT-Paramedic PreTest Self Assessment and Review | 978-0-07-134156-1 (0-07-134156-0) | 2000 | Richard E. J. Westfal · Gregory Santa Maria |