Goncalves, M. (2000). Firewalls: A complete guide. Tata McGraw Hill.
Čikaški stil citiranjaGoncalves, Marcus. Firewalls: A Complete Guide. New Delhi: Tata McGraw Hill, 2000.
MLA način citiranjaGoncalves, Marcus. Firewalls: A Complete Guide. Tata McGraw Hill, 2000.
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