Mankiw, N. Gregory. Principles of microeconomics / N. Gregory Mankiw. - 6th ed. - Mason, U.S.A : South-Western Cengae Learning, 2012. - xxiv, 503 p. : col. ill. ; 25 cm. Includes index. ISBN: 9780538453042 LCCN: 2010941870 Subjects--Topical Terms: Microeconomics.