000 00295nam a2200133Ia 4500
008 170324s9999 xx 000 0 und d
082 _a519.5
100 _a"Gupta, S.P."
245 0 _aPractical statistics
260 _b"S. Chand & Co. Ltd.,"
260 _c1993
365 _b0.00
942 _cBK
999 _c5813
_d5813