APA (7th ed.) Citation

Stephenson, J. G., & Cahill, B. (1983). How to maintain and service your small computer. H.W. Sams.

Chicago Style (17th ed.) Citation

Stephenson, John G., and Bob Cahill. How to Maintain and Service Your Small Computer. Indianapolis, Ind.: H.W. Sams, 1983.

MLA (9th ed.) Citation

Stephenson, John G., and Bob Cahill. How to Maintain and Service Your Small Computer. H.W. Sams, 1983.