H.H. · Helen Hambly · Helen Hemphill
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| CEA-CompTIA DHTI+ Digital Home Technology Integrator All-In-One Exam Guide, Second Edition | 978-0-07-154665-2 (0-07-154665-0) | 2009 | Ron Gilster |
| DTIP Digital Technology Integration Professional All-in-One Exam Guide | 978-0-07-176721-7 (0-07-176721-5) | 2017 | " |
| HTI+ Home Technology Integration All-in-One Exam Guide | 978-0-07-223132-8 (0-07-223132-7) | 2004 | Ron Gilster · Ron Price |