00361nam a2200145Ia 4500040001600000080002900016100002400045245004000069260004500109300001000154500001500164650001800179010000900197010000900206  aBIEFCVbPor  ad2ex.330.101.542 MCK mi  aMcKenzie, Richard B  aMicroeconomics/ Richard B. McKenzie  aBoston:bHoughton Mifflin Company,c1970  a525p.  aexemplares  aMicroeconomia  atrue  atrue