Valacich, Joseph S., 1959- Essentials of systems analysis and design / Joseph S. Valacich, Joey F. George, Jeffrey A. Hoffer. - Harlow [England] : Pearson Education, 2015. - 444 p. : col. ill. ; 28 cm. Includes bibliographical references and index. ISBN: 9781292076614 LCCN: 00029806 Subjects--Topical Terms: System design.System analysis. LC Class. No.: QA76.9.S88 / V345 2001 Dewey Class. No.: 004.21