APA (7th ed.) Citation

Odom, W., & McDonald, R. (2007). Routers and routing basics: CCNA 2 companion guide. Cisco.

Chicago Style (17th ed.) Citation

Odom, Wendell, and Rick McDonald. Routers and Routing Basics: CCNA 2 Companion Guide. Indianapolis, Ind: Cisco, 2007.

MLA (9th ed.) Citation

Odom, Wendell, and Rick McDonald. Routers and Routing Basics: CCNA 2 Companion Guide. Cisco, 2007.