Krugman, Paul R. Microeconomics / Paul Krugman, Robin Wells. - 2nd ed. - New York, NY : Worth Publishers, c2009. - xxxii, 567, [38] p. : ill. ; 28 cm. Includes index. ISBN: 9780716771593 (paper) LCCN: 2008-933695 Subjects--Topical Terms: Microeconomics. Dewey Class. No.: 338.5