Stallings, W. (1997). Data and computer communications (5th ed.). Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Stallings, William. Data and Computer Communications. 5th ed. Upper Saddle River, N.J.: Prentice Hall, 1997.
Lua MLA (9ú heag.)Stallings, William. Data and Computer Communications. 5th ed. Prentice Hall, 1997.
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