00411nam a2200145Ia 4500008004100000020001500041041000800056082001300064100002700077245008400104250000700188260003300195300001800228650001900246210716s1987    xx            000 0 und d  a0070449589  aeng  a330 MCCC  aMcconnell, Campbell R.  aEconomics: principles problems and policies.bPrinciples problems and policies.  a10  aNew DelhibMcGraw Hillc1987  axxxi,914,I-20  aEconomics(330)