APA (7e ed.) Bronvermelding

Andrés, S., & Kenyon, B. (2004). Security sage's guide to hardening the network infrastructure. Syngress.

Chicago (17e ed.) Bronvermelding

Andrés, Steven, en Brian Kenyon. Security Sage's Guide to Hardening the Network Infrastructure. Rockland, MA: Syngress, 2004.

MLA (9e ed.) Bronvermelding

Andrés, Steven, en Brian Kenyon. Security Sage's Guide to Hardening the Network Infrastructure. Syngress, 2004.