000			00313nam a2200145Ia 4500
100			_aLal Das, D.K.
020			_a81-7033-614-7
365			_b625
942			_cBK
654			_a
245			_aPractice of social research
260			_aJaipur _bRawat Publications _c2000
082			_a001.42
300			_bHb _a367
999			_c362953 _d362953
041			_aeng