Cita APA (7a ed.)
Black, U. (1991). OSI. A model for computer communications standards. Prentice Hall.
Cita Chicago Style (17a ed.)
Black, Uyless. OSI. A Model for Computer Communications Standards. Englewood Cliffs: Prentice Hall, 1991.
Cita MLA (9a ed.)
Black, Uyless. OSI. A Model for Computer Communications Standards. Prentice Hall, 1991.
Precaución: Estas citas no son 100% exactas.