Systems analysis and design methods / Whitten, Jeffrey L. Bentley, Lonnie D. Dittman, Kevin C. System design. System analysis. 004 INW 2001 A007 Or. Boston, Mass. : Irwin/McGraw-Hill, 2001. 2001. Text xx, 724 p. : http://www.loc.gov/catdir/enhancements/fy0610/00040694-d.html http://www.loc.gov/catdir/enhancements/fy0610/00040694-t.html