000			00319nam a22001337a 4500
999			_c5439 _d5439
003			AUM
020			_a0743260872
100			_aPorter, Micheal
245			_aCompetitive Advantage _bCreating and sustaining superior performance
250			_a1st
260			_aNew York _bFree Press _c2004
300			_a557
942			_2ddc _cBK