000 00353nam a2200133Ia 4500
008 241012s9999 xx 000 0 und d
082 _a330.1
_bWYK
100 _aWykstra, Ronald A.
245 0 _aIntroductory economics
260 _c1971
_aNew York
_bHarpar & Raw
300 _a754p
650 _aEconomics Economics - Study and teaching
942 _cBK
999 _c895071
_d895070