Cita APA (7th ed.)

Black, U. D. (1991). The V series recommendations: Protocols for data communications over the telephone network. McGraw-Hill.

Cita Chicago (17th ed.)

Black, Uyless D. The V Series Recommendations: Protocols for Data Communications over the Telephone Network. New York: McGraw-Hill, 1991.

Cita MLA (9th ed.)

Black, Uyless D. The V Series Recommendations: Protocols for Data Communications over the Telephone Network. McGraw-Hill, 1991.