01076cam a2200289 a 4500 12579255 MWNLS 20020418102638.0 011102s2003 maua b 001 0 eng 2001054663 0072472642 (alk. paper) DLC DLC DLC HF5548.2 .O23 2003 658.4038 21 O'Brien, James A., 1936- 14690 Introduction to information systems : essentials for the E-business enterprise / James A. O'Brien. 11th ed. Boston : McGraw-Hill/Irwin, c2003. 1 v. (various pagings) : col. ill. ; 29 cm. Includes bibliographical references and index. Business Data processing. 5829 Management Data processing. 14691 Management information systems. 14692 7 cbc orignew 1 ocip 20 y-gencatlg ddc BK 8034 8034