Strassberg, K. (2002). Firewalls: The complete reference. McGraw-Hill.
Chicago Style aipamenaStrassberg, Keith. Firewalls: The Complete Reference. McGraw-Hill, 2002.
MLA aipamenaStrassberg, Keith. Firewalls: The Complete Reference. McGraw-Hill, 2002.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.