Porter, Michael E., 1947-
Competitive advantage : creating and sustaining superior perfomance / Michael E. Porter - N.Y. : Free Press, 1985 - xviii, 557 p. ; 23 cm.
0029250900
Competition.
Industrial management.
658 / POR
Competitive advantage : creating and sustaining superior perfomance / Michael E. Porter - N.Y. : Free Press, 1985 - xviii, 557 p. ; 23 cm.
0029250900
Competition.
Industrial management.
658 / POR