APA (7th ed.) Citation

Gurrie, M. L., & O'Connor, P. J. (1986). Voice/data telecommunications systems: An introduction to technology. Prentice-Hall.

Chicago Style (17th ed.) Citation

Gurrie, Michael L., and Patrick J. O'Connor. Voice/data Telecommunications Systems: An Introduction to Technology. Englewood Cliffs, N.J: Prentice-Hall, 1986.

MLA (9th ed.) Citation

Gurrie, Michael L., and Patrick J. O'Connor. Voice/data Telecommunications Systems: An Introduction to Technology. Prentice-Hall, 1986.