000 00351nam a2200145Ia 4500
008 220926s9999 xx 000 0 und d
100 _aS.P.Gupta
245 0 _aElementary Statistical Methods
250 _a1st Ed
260 _aNew Delhi
260 _bSultan Chand & Sons
260 _c1978
650 _aElementary Statistical Methods
942 _cBK
999 _c1857
_d1857