000 00291nam a2200121Ia 4500
008 221117b |||||||| |||| 00| 0 eng d
040 _aBGL
_cBGL
082 _a330 HAR:E
100 _aHarcourt, G C
245 0 _aEconomic Activity
260 _bCambridge University Press
_c1968
942 _cGB
999 _c30849
_d30849