APA (7th ed.) Citation

Joel, A. E. (1982). Electronic switching: Digital central office systems of the world. IEEE Press.

Chicago Style (17th ed.) Citation

Joel, Amos E. Electronic Switching: Digital Central Office Systems of the World. New York: IEEE Press, 1982.

MLA (9th ed.) Citation

Joel, Amos E. Electronic Switching: Digital Central Office Systems of the World. IEEE Press, 1982.