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020 _aNULL
035 _a6266
082 _a519
_BGUP
100 _aGupta, S. P.
245 0 _aAdvanced Practical Statistics
250 _a2nd
260 _aNew Delhi
_bS. Chand and Company Ltd.
300 _a744
500 _a1067
650 _a-
942 _cBK
999 _c6266
_d6266