00465nam a22001697a 4500008004100000020001800041050002100059100002200080245005300102260003800155300002600193500002000219600001400239700001500253700001400268700001300282220224b        |||||||| |||| 00| 0 eng d  a9781453326497  aHB 172 .R58 2014  aRittenberg, Libby  aPrinciples of microeconomics /cLibby Rittenberg  aUS:bFlat world knowledge,c2014.  a534p. :bill. ;c38cm  aincludes index.  2economics  aTregarthen  aTimothy D  aBCCampus