000 00316nam a2200121Ia 4500
008 220201s1968 xx 000 0 eng d
082 _a330
_bHAReference
100 _aHarcourt (G,C) & etc.
245 0 _aEconomics Activity .
260 _bCambridge at the University press .
_c1968
300 _a323
942 _2ddc
_01
999 _c3669
_d3669