000			00322nam a2200145Ia 4500
020			_a0803917090
082			_a001.4 _bSPR
100			_aSpector, Paul E _95189
245			_aResearch design
260			_aNewbury: _bSAGE Publications, _c1981,
300			_a80p.
546			_aeng
650			_aResearch _9181618
942			_cBK
999			_c6431 _d6431