Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

Elliott, C. Orville, i Robert S. Wasley. Business Information Processing Systems: An Introduction to Data Processing. 4th ed. Homewood, Ill.: R.D. Irwin, 1975.

Cita MLA (8th ed.)

Elliott, C. Orville, i Robert S. Wasley. Business Information Processing Systems: An Introduction to Data Processing. 4th ed. R.D. Irwin, 1975.