Citazione Stile APA (7a Edizione)

Edwards, J., Bramante, R., & Martin, A. (2006). Nortel guide to VPN routing for security and VoIP. Indianapolis, IN : Wiley Pub..

Citazione stile Chigago Style (17a edizione)

Edwards, James, Richard Bramante, e Al Martin. Nortel Guide to VPN Routing for Security and VoIP. Indianapolis, IN : Wiley Pub., 2006.

Citatione MLA (9a ed.)

Edwards, James, et al. Nortel Guide to VPN Routing for Security and VoIP. Indianapolis, IN : Wiley Pub., 2006.