000 00271nam a2200121Ia 4500
008 221117b |||||||| |||| 00| 0 eng d
040 _aBGL
_cBGL
082 _a311 GUP;S
100 _aGupta, S P
245 0 _aStatistical Methods
260 _aDelhi
_bSultan
942 _cWD
999 _c17984
_d17984