000			00446nam a2200133Ia 4500
008			120224s9999 xx 000 0 und d
082			_a331.127072073 _bPAR
100			_aParnes, Herbert S.
245			_aResearch on labor mobility : an appraisal of research findings in the United States
260			_aNew York: _bSocial Science Research Council, _c1954.
300			_axi,203p, : _c18cm
500			_aIncludes index p.201-205
942			_2ddc
999			_c136447 _d136447