000 00342nam a2200121Ia 4500
008 200802s9999||||xx |||||||||||||| ||und||
020 _a9780743260879
035 _a26153
100 _aPorter, M.
245 0 _aCompetitive Advantage : Creating & Sustaining Superior Performance .-9780743260879
260 _bFree Press, New York
942 _cBK
999 _c26154
_d26154