000 00298nam a2200133Ia 4500
100 _aGupta, S P
020 _a81-219-0624-5
250 _a37th ed
942 _cBK
245 _aPractical statistics
260 _aS Chand & Company Ltd., New Delhi
_c1996
082 _a311 Gup
300 _aviii, 563
999 _c34729
_d34729