000 00378nam a2200145Ia 4500
008 150518s1990||||xx |||||||||||||| ||und||
020 _a29253616
082 _a382.104
_bPOR
100 _aPorter, Michael E.
245 4 _aThe competitive advantage of nations
_cPorter, Michael E.
250 _a-
260 _aNew York
_b Free Press
_c1990
300 _axx, 855 p.
942 _cBK
999 _c20127
_d20127