APA引文

Williams, F. (1991). The new telecommunications: Infrastructure for the information age. New York: The Free Press.

Trích dẫn kiểu Chicago

Williams, Frederick. The New Telecommunications: Infrastructure for the Information Age. New York: The Free Press, 1991.

MLA引文

Williams, Frederick. The New Telecommunications: Infrastructure for the Information Age. New York: The Free Press, 1991.

警告：這些引文格式不一定是100％准確.