000			00348nam a2200133Ia 4500
008			210210b1973 xxu||||| |||| 00| 0 eng d
082			_a300.72 WALL
100			_aWALLACE (Walter L).
245			_aLogic of science in sociology.
260			_aChicago. _bAldine Publishing Co., _c1973
300			_a139
690			_aSocial Research
906			_a040872
999			_c90544 _d90544