APA (7th ed.) Citation

Parker, C. S. (1992). Understanding computers & information processing: Today and tomorrow (4th ed.). Dryden Press.

Chicago Style (17th ed.) Citation

Parker, Charles S. Understanding Computers & Information Processing: Today and Tomorrow. 4th ed. Forth Worth, Tex: Dryden Press, 1992.

MLA (9th ed.) Citation

Parker, Charles S. Understanding Computers & Information Processing: Today and Tomorrow. 4th ed. Dryden Press, 1992.