000 00431nam a2200133Ia 4500
008 140814s9999 xx 000 0 und d
020 _a9781422160596
082 _a658.4012
_bMAG
100 _aMagretta, Joan
245 _aUnderstanding Michael Porter : the Essential Guide to Competition and Strategy
260 _bHarvard Business Review Press
_aBoston
366 _f25
_eHO/2012/CRB/200/20/02/2013
650 _aStrategic Management
999 _c8798
_d8798