OBrien, James A. Management information systems : a managerial end user perspective / James A. OBrien - New Delhi : Galgotia Publications, c1994. - xxxiv,670 p. : ill. ; 27 cm. Includes index. ISBN: 818601179X LCCN: Subjects--Topical Terms: Management information systemsManagement LC Class. No.: HF5548 / .32 1994 Dewey Class. No.: 658.4038 / OB1m