000 00395nam a2200145Ia 4500
008 220310s9999||||xx |||||||||||||| ||und||
100 _aPORTER, MICHAEL E
_93993
245 0 _aCOMPETITIVE STRATEGY
_bTECHNIQUES FOR ANALYSING INDUSTRIES & COMPETETORS
250 _a0
260 _aNEW YORK
_bFREE PRESS
_c1980
300 _a396
490 _v0
650 _aINDUSTRIAL MANAGEMENT
_9353
942 _cBK
999 _c5742
_d5742