GONCALVES, M. (2000). FIREWALLS: A COMPLETE GUIDE. MCG.
Lua i Stíl Chicago (17ú heag.)GONCALVES, M. FIREWALLS: A COMPLETE GUIDE. NEW-YORK: MCG, 2000.
Lua MLA (9ú heag.)GONCALVES, M. FIREWALLS: A COMPLETE GUIDE. MCG, 2000.
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