000 00424nam a2200157Ia 4500
008 170101s2011 xx 000 0 und d
082 _a658.4 H38
100 _aPorter, M.E.
245 0 _aOn Strategy
250 _a1st
260 _aMasachusetts
_bHarvard Business School Publishing Corporation
_c2011
300 _a20cm;266
650 _aHARVARD BUSINESS REVIEW
653 _aHARVARD BUSINESS REVIEW
942 _2ddc
_cB
999 _c152162
_d152162