Mankiw, N. Gregory. Principles of microeconomics / N. Gregory Mankiw. - 5th ed. - Mason, OH : South-Western Cengage Learning, 2009. - xxiv, 519 p. : col. ill. ; 25 cm. Includes index. ISBN: 9780324589986 0324589980 Subjects--Topical Terms: Microeconomics. LC Class. No.: HB172 / .M266 2009