TY - BOOK AU - O`BRIEN J. A. TI - MANAGEMENT INFORMATION SYSTEMS MANAG. INFORMATION TECHNO. IN THE BUSINESS 6TH U1 - 658.4038 PB - TATA MC GRAW HILL PUBLISHING CO. LTD., NEW DELHI KW - MANAGEMENT INFORM. SYSTEMS (T.E.-II) N1 - 10040 ER -