000 00282nam a2200121Ia 4500
008 170912s9999 xx 000 0 und d
082 _a GUP/E
100 _aGUPTA S P
245 0 _aELEMENTS OF STATISTICS
260 _bSULTAN CHAND AND SONS
_c1988
300 _a734
942 _cTB
999 _c13359
_d13359