APA (7th ed.) Citation

Shelley, J., & Hunt, R. (1980). Computer studies: A first course. Pitman.

Chicago Style (17th ed.) Citation

Shelley, John, and Roger Hunt. Computer Studies: A First Course. London: Pitman, 1980.

MLA (8th ed.) Citation

Shelley, John, and Roger Hunt. Computer Studies: A First Course. Pitman, 1980.