McConnell, Campbell R., Economics : principles, problems, and policies / Campbell R. McConnell, Stanley L. Brue, Sean M. Flynn. - Eighteenth edition - New York : McGraw-Hill Irwin, 2009 - xxxi, 786 pages : clour illustrations; 26 cm includes glossary includes bibliographical references and index ISBN: 9780070091917 (paperback) 0070091919 (paperback) Subjects--Topical Terms: Economics LC Class. No.: HB171.5 M47 2009