APA (7th ed.) Citation

Bohl, M. (1990). Essentials of information processing (2nd ed.). Macmillan.

Chicago Style (17th ed.) Citation

Bohl, Marilyn. Essentials of Information Processing. 2nd ed. New York: Macmillan, 1990.

MLA (9th ed.) Citation

Bohl, Marilyn. Essentials of Information Processing. 2nd ed. Macmillan, 1990.