Stair, R. M. (1981). Principles of data processing: Concepts, applications, and cases. R.D. Irwin.
Chicago-viite (17. p.)Stair, Ralph M. Principles of Data Processing: Concepts, Applications, and Cases. Homewood, Illinois: R.D. Irwin, 1981.
MLA-viite (9. p.)Stair, Ralph M. Principles of Data Processing: Concepts, Applications, and Cases. R.D. Irwin, 1981.
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