APA (7th ed.) Citation

Floyd, N. A. (1991). Essentials of information processing (3rd ed.). Irwin.

Chicago Style (17th ed.) Citation

Floyd, Nancy A. Essentials of Information Processing. 3rd ed. Homewood, Ill: Irwin, 1991.

MLA (9th ed.) Citation

Floyd, Nancy A. Essentials of Information Processing. 3rd ed. Irwin, 1991.