00331nam a2200133Ia 4500001000500000005001700005008004100022020001500063082001400078100002300092245004600115260001700161650001900178669920261006003949.0120911s9999    xx            000 0 und d  a0030245028  a338.5 MAN  aMankiw, N. Gregory  aPrinciples of microeconomic : study guide  aDryden Press  aMicroeconomics