000 00313nam a2200145Ia 4500
008 230915s9999 xx 000 0 und d
100 _aArora, P.N
245 0 _aStatistical Methods
250 _aI
260 _aNEW DELHI
260 _bS.CHAND
260 _c2007
300 _aST-44
650 _aMathematics
999 _c160675
_d160675