000 00311nam a2200133Ia 4500
008 210901s1980 xx 000 0 eng d
082 _a310.51 RAY
100 _aRay, M.
245 0 _aMathematical statistics
250 _a7
260 _aAgra
_bRam Prasad and Sons
_c1980
300 _a472p.
942 _2ddc
_cBK
999 _c15165
_d15165