Gupta, Uma G. Management information systems : a managerial perspective / U.G. Gupta. - Minneapolis/St. Paul : West Pub. Co., c1996. - xxx, 637 p. : ill. (some col.) ; 26 cm. Includes bibliographical references and index. ISBN: 0-314-06805-8 (hardcover : alk. paper) Subjects--Topical Terms: Management information systems