00358nam a2200145Ia 4500008004100000020001500041041000800056082001300064100002300077245002800100250000600128260004100134300001800175650001900193210716s1990    xx            000 0 und d  a0879014202  aeng  a330 SPEM  aSpencer, Milton H.  aContemporary economics.  a7  aNew YorkbWorth Publishers Incc1990  axxxi,768,D-55  aEconomics(330)