Dennis, Alan Systems analysis and design/ Alan Dennis, Barbara Haley Wixom, Roberta M. Roth - 7th ed. - Danvers, MA: Wiley, c2019. - v, 444 pages: illustrations; 25 cm. Include index. ISBN: 9781119585886 Subjects--Topical Terms: System analysisSystem design Dewey Class. No.: DC 004.21 / D423