000 00275nam a22001217a 4500
999 _c38643
_d38643
003 OSt
100 _aSingh, Lajwant
245 _aSamaajik Anusandhan Avim Sankhyiki Vidhiyaan
260 _aAgar
_bAggarwal Pub.
_c2014
300 _a366p.
901 _a6202BED
942 _2ddc
_cBK