Gaya APA

Black, Uyless. (1991). OSI : a model for computer communications standards . London: Prentice Hall.

Gaya Chicago

Black, Uyless. OSI : a model for computer communications standards. London: Prentice Hall, 1991. Text.

Gaya MLA

Black, Uyless. OSI : a model for computer communications standards. London: Prentice Hall, 1991. Text.

Gaya Turabian

Black, Uyless. OSI : a model for computer communications standards. London: Prentice Hall, 1991. Print.