Haag, Stephen. Management information systems for the information age/ Stephen Haag, Maeve Cummings and Donald J. McCubbrey. -- 5th ed. -- Boston; McGraw-Hill Irwin., 2005. xxxiii, 554 p.; ill. 29 cm. Includes bibliographical references and indexes. ISBN: 0072935863 Subjects--Topical Terms: Information technology.Dewey Class. No.: GSL 658.4038 H111 2005