APA (7th ed.) Citation

Illingworth, V. (1997). A dictionary of computing (4th ed.). Oxford University Press.

Chicago Style (17th ed.) Citation

Illingworth, Valerie. A Dictionary of Computing. 4th ed. Oxford ; New York: Oxford University Press, 1997.

MLA (8th ed.) Citation

Illingworth, Valerie. A Dictionary of Computing. 4th ed. Oxford University Press, 1997.