000 00309nam a2200121Ia 4500
008 161229s9999 xx 000 0 und d
082 _a001.42 VID/TE
100 _aVidyadhar, Agnihotri
245 _aTechniques of social research
260 _bM.N.Publishers
_aNew Delhi
_c1980
300 _a96
942 _cBK
999 _c149045
_d149045