000 00347nam a2200145Ia 4500
008 250513b |||||||| |||| 00| 0 eng d
041 _aeng
100 _aGupta, S.P.
245 _aStatistical methods
250 _a18th rev ed
260 _aNew Delhi
_bSultan Chand & Sons
_c1982
300 _bHb
_aVarious
942 _cBK
999 _c364666
_d364666