APA (7th ed.) Citation

Firestone, S., Fry, S., & Ramalingam, T. (2007). Voice and video conferencing fundamentals. Cisco Press.

Chicago Style (17th ed.) Citation

Firestone, Scott, Steve Fry, and Thiya Ramalingam. Voice and Video Conferencing Fundamentals. Indianapolis, IN: Cisco Press, 2007.

MLA (8th ed.) Citation

Firestone, Scott, et al. Voice and Video Conferencing Fundamentals. Cisco Press, 2007.