000			00474nam a2200157Ia 4500
008			160906s9999 xx 000 0 und d
100			_aJohnson, D Gale
110			_aAmerican Economic Review
245			_aComparability of labour capacities of fram and nonfarm labor
260			_aWashington, D C
260			_bThe American Economic Association
260			_c1953
300			_aP V
440			_aAmerican Economic Review Vol XLIII, No. 3
650			_aL S V Collection
999			_c105145 _d105145