O'brien, James  A. <br/><br/>Management information systems James A. O'brein and George M. Marakas  -- 7th ed.  -- Boston  McGraw-Hill Companies.  2006 <br/>xxxi,  592 p.  ill.  27 cm. <br/><br/> Includes bibliographical references and index. <br/><br/><label>ISBN: </label>0071250905 <br/><br/><label>Subjects--Topical Terms: </label><br/>Management information systems.<br/><br/><label>Dewey Class. No.: </label>Res 658.4038 Ob62 2006