O'Brien, James Management information systems / by James A O' Brien an, d George M Marakas and Ramesh Behl. - 9th ed. - New Delhi: McGraw Hill, 2009. - xxx, 831 p. : ill. ISBN: 9780070144941 Subjects--Topical Terms: Management. Dewey Class. No.: 658.4038011 / OBR/M