000 00324nam a2200133Ia 4500
020 _a81 8054 214 9
082 _a001.422
_bGUP/S
100 _aGupta S P
_9288
245 0 _aStatistical methods
260 _aNew Delhi:
_bS.Chand and company.
_c2005
300 _axx,1468p.
500 _ainclude statistical tables
942 _cBK
999 _c1765
_d1765