000
00285nam a2200109 4500
999
_c
68226
_d
68226
100
_a
Porter, Michael E.
245
_a
The Five competitive forces that shape strategy
260
_c
January 2008
300
_a
Volume 1 Number 86: 79-95
650
_a
INDUSTRY COMPETITION
942
_2
lcc
_c
P