000 00343nam a2200145Ia 4500
001 12620
008 170722s9999 xx 000 0 und d
100 _aErnest, John W.
245 _aIntroduction to business mathematics /
260 _c1969.
653 _aEconomics
653 _aMathematics
700 _aStein, Herbert M.
942 _cGEN
999 _c76217
_d76217