000 00284nam a22001217a 4500
020 _a9788121909259
082 _a519.5 SAX/E
100 _aSaxena, H. C.
245 _aElementary statistics
260 _aNew Delhi
_bS Chand and Company PVT. LTD.
_c2016
300 _a424p
942 _cBK
999 _c54279
_d54279