Mankiw, N. Gregory Study guide : principles of economics / N. Gregory Mankiw, David R. Hakes - 5th ed. - Mason, OH : South-Western Cengage Learning, 2009 - vii, 374 p. : 28 cm. ISBN: 9780324591194 Subjects--Topical Terms: Economics Subjects--Index Terms: Kinh tế học Dewey Class. No.: 330 / MAN