TY - BOOK AU - AU - Martin, E. Wainright;Brown, Carol V.,;DeHayes, Daniel W.,;Hoffer, Jeffrey A.,;Perkins, William C., ED - ED - ED - ED - TI - : what managers need to know SN - 0130115312 (hardback) SN - 2 PY - 1999///.;copyright 199946 CY - Upper Saddle River, NJ PB - Prentice Hall KW - KW - 2 KW - 0 KW - 6 KW - 20 KW - Management information systems N1 - Includes bibliographical references and index; 5 ER -