APA (7th ed.) Citation

Elliott, O. C., & Wasley, R. S. (1971). Business information processing systems: An introduction to data processing (3d ed.). R. D. Irwin.

Chicago Style (17th ed.) Citation

Elliott, Orville C., and Robert S. Wasley. Business Information Processing Systems: An Introduction to Data Processing. 3d ed. Homewood, Ill: R. D. Irwin, 1971.

MLA (9th ed.) Citation

Elliott, Orville C., and Robert S. Wasley. Business Information Processing Systems: An Introduction to Data Processing. 3d ed. R. D. Irwin, 1971.