McConnell, Campbell R. Economics : principles, problems, and policies / Campbell R. McConnell, Stanley L. Brue and Sean M. Flynn. - 18th ed. - Boston : McGraw-Hill Irwin, c2009. - xxxi, 786 [59] p. : col., ill. ; 26 cm. Includes index. eng ISBN: 9780073375694 (alk. paper) TZs.10000/- 0073375691 (alk. paper) Subjects--Topical Terms: Economics. Dewey Class. No.: 330 McC