000 00302nam a2200121Ia 4500
008 230907s9999 xx 000 0 und d
082 _bGUP/S
_a519.5
100 _aGUPTA, S.P.
245 0 _aSTAISTICAL METHODS
260 _bNEW DELHI, SULTAN AND SONS
_c1991
650 _aAg. Statistics
942 _cBK
999 _c16523
_d16523