D.C. · D. Cline · Douglas C.
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Exam Preparation for Fire Officer I & II | 978-1-4018-9922-6 (1-4018-9922-6) | 2005 |
| Studyware for Cline’s Exam Preparation for Fire Officer I & II | 978-1-111-53766-1 (1-111-53766-6) | 2005 |