000 00306nam a2200145Ia 4500
020 _aNULL
082 _a519
100 _aGupta, C. B.
245 0 _aIntroduction To Statistical Methods
250 _a-
260 _aDelhi
_bVikas Publishing House Pvt. Ltd.
500 _a0
650 _a-
942 _cBK
999 _c28891
_d28891