Cita APA (7th ed.)
Black, U. D. (1993). Data communications and distributed networks (3rd ed.). Prentice Hall ; Prentice-Hall.
Cita Chicago (17th ed.)
Black, Uyless D. Data Communications and Distributed Networks. 3rd ed. Englewood Cliffs, N.J. ; New Delhi: Prentice Hall ; Prentice-Hall, 1993.
Cita MLA (9th ed.)
Black, Uyless D. Data Communications and Distributed Networks. 3rd ed. Prentice Hall ; Prentice-Hall, 1993.
Atenció: Aquestes cites poden no estar 100% correctes.