APA (7th ed.) Citation

Chandor, A., Graham, J., & Williamson, R. (1977). The Penguin dictionary of computers (2nd ed.). Penguin Books.

Chicago Style (17th ed.) Citation

Chandor, Anthony, John Graham, and Robin Williamson. The Penguin Dictionary of Computers. 2nd ed. New York: Penguin Books, 1977.

MLA (9th ed.) Citation

Chandor, Anthony, et al. The Penguin Dictionary of Computers. 2nd ed. Penguin Books, 1977.