TY - BOOK AU - Callon, Jack D. TI - Competitive advantage through information technology SN - 0070112509 AV - HC76.I55.C13 PY - 1996/// CY - New York PB - McGraw-Hill KW - Information technology-case studies N1 - Includes index; Contents: Business and information systems management challenges -- The First of three perspectives: The Business environment -- The Second perspective: The Company environment -- The Third perspective: The Use of information systems -- Major information systems management issues ER -