TY - BOOK AU - O'Brien, James A., AU - ED - ED - ED - ED - TI - : managing information technology in the business enterprise SN - 0072823119;0071214984 (international : alk. paper) SN - 2 PY - 2004///46 CY - Boston PB - McGraw-Hill KW - KW - 2 KW - 0 KW - 6 KW - 20 KW - Management.;Data processing KW - Electronic commerce.;Information technology;Management information systems.;Business N1 - Includes bibliographical references and index; 5 ER -