Mankiw, N. Gregory. Essentials of economics / study guide N. Gregory Mankiw prepared by David R. Hakes - 3rd ed. - Mason, OH : South-Western Cengage Learning, 2004. - 472 p. : ill. ; 26 cm. Includes index. ISBN: 9780324174724 0324590024 LCCN: 2008935335 Subjects--Topical Terms: Economics. LC Class. No.: HB171.5 / .M263 2008 Dewey Class. No.: 330