APA (7th ed.) Citation

Elliott, C. O., & Wasley, R. S. (1975). Business information processing systems: An introduction to data processing (4. ed.). Irwin.

Chicago Style (17th ed.) Citation

Elliott, Clarence O., and Robert S. Wasley. Business Information Processing Systems: An Introduction to Data Processing. 4. ed. Homewood, Ill: Irwin, 1975.

MLA (9th ed.) Citation

Elliott, Clarence O., and Robert S. Wasley. Business Information Processing Systems: An Introduction to Data Processing. 4. ed. Irwin, 1975.