TY - BOOK AU - O'Brien,James A. AU - Marakas,George M. TI - Introduction to information systems SN - 9780071318044 (pbk.) AV - HF5548.2.O23 2013 PY - 2013/// CY - New York PB - McGraw-Hill Irwin KW - Business KW - Data processing KW - Management KW - Management information systems KW - Electronic commerce N1 - Includes bibliographical references and indexes ER -