TY - BOOK AU - Porter,Michael E. TI - Competitive strategy: techniques for analyzing industries and competitors SN - 0743260880 AV - HD41 .P67 2004 U1 - 658.4012 POR PY - 2004/// CY - New York, London PB - Free Press KW - Competition KW - Industrial management N1 - Originally published 1980. Reprinted with new introduction 1998; Includes bibliographical references (p. 383-387) and index ER -