Systems Analysis and Design 3rd Edition

"4 - 1. Systems Analysis and Design 3rd Edition. Alan Dennis, Barbara Haley 
Wixom, and Roberta Roth John Wiley & Sons, Inc. Slides by Candace S. Garrod."

http://web.iku.edu.tr/~yaltunel/CourseNotes/AnalysisAndDesign/Chapter4.ppt