TY  - BOOK
AU  - Porter,Michael E.
TI  - Competitive advantage: creating and sustaining superior performance with a new introduction 
SN  - 0684841460
AV  - HD41 P677C
PY  - 1998///
CY  - New York, N.Y.
PB  - Free Press
KW  - COMPETITION
KW  - INDUSTRIAL MANAGEMENT
N1  - Includes bibliographical references and index
ER  -