n/c · Norm Christensen · Norm Christie
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| DEWALT HVAC Technician Certification Exam Guide - 2018 | 978-1-337-27155-4 | 2018 | |
| DEWALT HVAC Technician Certification Exam Guide | 978-0-9797403-0-5 | 2008 | American Contractors Educational Services |
| DEWALT HVAC Technician Certification Exam Guide | 978-0-9770003-3-3 | 2005 | " |
| Pal's HVAC Technician Certification Exam Guide | 978-0-9652171-8-7 | 2004 | |
Cengage Learning · DEWALT · Pal Pubns/Mediatek