Dennis, A., & Wixom, B. H. (2000). Systems Analysis And Design (Wiley Student Edition.). John Wiley and Sons, Inc.
Chicago-viite (17. p.)Dennis, Alan, ja Barbara Haley Wixom. Systems Analysis And Design. Wiley Student Edition. New York Chichester Weinhein: John Wiley and Sons, Inc, 2000.
MLA-viite (9. p.)Dennis, Alan, ja Barbara Haley Wixom. Systems Analysis And Design. Wiley Student Edition. John Wiley and Sons, Inc, 2000.
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