| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| HP IT Essentials I: PC Hardware and Software Lab Companion (Cisco Networking Academy Program) | 978-1-58713-138-7 (1-58713-138-2) | 2004 | Inc. Cisco Systems |
| IT Essentials I: PC Hardware and Software Companion Guide (Cisco Networking Academy Program) | 978-1-58713-136-3 (1-58713-136-6) | 2004 | " |