APA-ийн эшлэл(7 дахь хэвлэлт)

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

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

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

MLA -ийн эшлэл (9 дэх хэвлэлт)

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