McConnell, Campbell R. Macroeconomics : principles, problems, and policies / Campbell R. McConnell, Stanley L. Brue, Sean M. Flynn. - Twentieth edition. - xxxvii, 493 pages, 42 variously numbered pages : illustrations ; 25 cm Includes index. ISBN: 9780077660772 (student edition) 0077660773 (student edition) 9780077660628 (instructor's edition) 0077660625 (instructor's edition) Subjects--Topical Terms: Macroeconomics. Dewey Class. No.: 339 / MAC 2015