000 00265nam a2200109Ia 4500
008 230321s9999 xx 000 0 und d
082 _bGUP
100 _aGupta,S.P
245 0 _aBusiness Sttistics and BusinessMathematics
260 _bSultan chand
_c2012
942 _cBD
999 _c6836
_d6836