000 00335nam a2200133Ia 4500
001 14067
008 170722s9999 xx 000 0 und d
100 _aTuttle, Alva M.
245 _aElementary business and economic statistics /
260 _c1957.
653 _aEconomics Biasing Statistics
653 _aMathematics
942 _cGEN
999 _c53840
_d53840