Whitten, Jeffrey L. Systems analysis and design methods [Book] / Jeffrey L. Whitten, Lonnie D. Bentley ; special contributions by Kevin C. Dittman. - 4th ed. - Boston, Mass. : Irwin/McGraw-Hill, c1998. - xxii, 724 p. : ill. (some col.) ; 29 cm. All. ISBN: 025619906X (student ed.) Subjects--Topical Terms: System design.System analysis. Dewey Class. No.: 004.2 1