Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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