Stallings, W. (2000). Network security essentials: Applications and standards. Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Stallings, William. Network Security Essentials: Applications and Standards. Upper Saddle River: Prentice Hall, 2000.
Lua MLA (8ú heag.)Stallings, William. Network Security Essentials: Applications and Standards. Prentice Hall, 2000.
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