00309nam a2200121Ia 4500008004100000041000800041082001500049100002100064245003000085260004400115300001400159650001400173210716s1997    xx            000 0 und d  aeng  a338.5 TUCJ  aTucker, Irvin B.  aMicroeconomics for today.  aNew YorkbWest publishing companyc1997  axxvii,535  aEconomics