000			00439nam a2200157Ia 4500
003			OSt
005			20161007123506.0
008			160523s9999 xx 000 0 und d
020			_a0-684-84146-0
040			_cIIITB
100			_aPorter, M. E.
245			_aCompetitive advantage: Creating and sustaining superior performance: With a new introduction
260			_aNew York _bFree Press _c1985
300			_axxiv, 557p.
942			_2ddc _cBK
999			_c24798 _d24798