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040 _aMAIN
041 _aEnglish
082 _a519.5
_bGUP M9
100 _aGupta, S.P.
245 0 _aStatistical methods
_cS.P. Gupta
250 _a5th
260 _aNew Delhi
_bSultan Chand
_c1989
300 _a324
650 _aStatistics
942 _cBK
999 _c14838
_d14838