000 00295nam a2200121Ia 4500
008 210212s9999 xx 000 0 und d
040 _crty
100 _aGupta ,sp and Gupta p.k
245 0 _aBusiness statistics and businiss mathematics
260 _aNew Delhi
300 _a2009
942 _cBB
999 _c18694
_d18694