000 00257nam a2200109Ia 4500
008 190719s9999 xx 000 0 und d
100 _aD P Jain
245 0 _aBusiness Statisics
260 _aNai Delhi
_bR. Chand
_c2003
650 _aPol Science
942 _cBK
999 _c11450
_d11450