- Introduction to Networks Companion Guide
- Routing and Switching Essentials Companion Guide
- CCNA 1 and 2 Companion Guide (Cisco Networking Academy Program)
- Cisco Networking Academy Program CCNA 3 and 4 Companion Guide, Third Edition
- CCNA 1 and 2 Lab Companion, Revised (Cisco Networking Academy Program) (3rd Edition) (Lab Companion)