Davis, W. S. (1983). Computers and business information processing (2nd edition.). Addison-Wesley.
Chicago-viite (17. p.)Davis, William S. Computers and Business Information Processing. 2nd edition. Reading, Massachusetts: Addison-Wesley, 1983.
MLA-viite (9. p.)Davis, William S. Computers and Business Information Processing. 2nd edition. Addison-Wesley, 1983.
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