00439 a2200169 4500 1858050286 658.4038011 HAR 12574 18304 Harris, Gregg Information technology skills and knowledge London DP publications ltd 1993 1993 viii, 165p. 24cm. Information management Systems Hogan, Michael L 40956 40956 0 0 0 0 LEN MAIN MAIN LEN 2009-01-06 0 658.4038011HAR 3350 2009-01-06 00:00:00 0.00 2016-10-31 L