Stair, Ralph M. Principles of information systems : a managerial approach / Information systems Ralph M. Stair, George W. Reynolds. - 4th ed. - Cambridge, Mass. : Course Technology, 1999. - 692 p. : ill; 27 cm Includes bibliographical references and index. ISBN: 076001079X Subjects--Topical Terms: Management information systems. LC Class. No.: T58.6 / .S72 1999