Andrés, S., & Kenyon, B. (2004). Security sage's guide to hardening the network infrastructure. Syngress.
Chicago-čujuhus (17. p.)Andrés, Steven, juo Brian Kenyon. Security Sage's Guide to Hardening the Network Infrastructure. Rockland, MA: Syngress, 2004.
MLA-čujuhus (9. p.)Andrés, Steven, juo Brian Kenyon. Security Sage's Guide to Hardening the Network Infrastructure. Syngress, 2004.
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