000 00301nam a2200133Ia 4500
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008 250101s2015 xx 000 0 eng d
084 _bQ5
100 _aDas (D K Lal)
245 0 _aDesign of Social Research
260 _bRawat Pub.
_c2015
300 _a318
942 _2z
_cBK
999 _c1468
_d1468