APA (7th ed.) Citation

Smith, F. G. (1980). Data communications and the systems designer. UMI Research Press.

Chicago Style (17th ed.) Citation

Smith, Francis Gerald. Data Communications and the Systems Designer. Ann Arbor, Mich.: UMI Research Press, 1980.

MLA (9th ed.) Citation

Smith, Francis Gerald. Data Communications and the Systems Designer. UMI Research Press, 1980.