000 00382nam a2200145Ia 4500
008 180712s9999 xx 000 0 und d
020 _a333518047
082 _a338.6
_bPOR
100 _aPORTER, Michael E.
245 4 _aThe competitive advantage of nations
260 _aLondon
_bMacmillan Press
_c1990
300 _axx, 855 p.
650 _aInternational competition
942 _cS
999 _c41256
_d41256