000			00327nam a2200121Ia 4500
008			160509s9999 xx 000 0 und d
020			_a03-085462-8
100			_aKerlinger, Fred N
245			_aFoundations of Behavioral Research
260			_bHolt, Rinehart and Winston, Inc. _c1973
300			_a740p.
650			_aSocial Science
999			_c1641 _d1641