APA (7th ed.) Citation

Firth, J. R., & Jacobs, F. R. (1983). Computer applications. Facts on File.

Chicago Style (17th ed.) Citation

Firth, J. R., and F. Robert Jacobs. Computer Applications. New York: Facts on File, 1983.

MLA (9th ed.) Citation

Firth, J. R., and F. Robert Jacobs. Computer Applications. Facts on File, 1983.