000 00327nam a2200121Ia 4500
001 MPKV056354
008 120911s9999 xx 000 0 und d
082 _a900
245 _aEconomic Geography Vol 25
_c;
246 _aEconomic Geography Vol 25
260 _aMassachusetts
_bClark University
_c1950
650 _aHistory/Geography
999 _c54348
_d54348