000 00337nam a2200145Ia 4500
008 220926s9999 xx 000 0 und d
100 _aS.P.Gupta
245 0 _aPractical Statistics
250 _a1st Ed
260 _aNew Delhi
260 _bS.Chand and Company Ltd
260 _c1971
650 _aPractical Statistics
942 _cBK
999 _c20117
_d20117