000			00343nam a2200133Ia 4500
008			210210b1969 xxu||||| |||| 00| 0 eng d
082			_a300.72 BENH
100			_aBENJAMIN (Alfred).
245			_aHelping interview.
260			_aBoston. _bHoughton Mifflin Company., _c1969
300			_axvii,171
690			_aSocial Research
906			_a040770
999			_c90769 _d90769