Walstad, William B. Study guide to accompany microeconomics / William B. Walstad, Robert C. Bingham - 16th ed. - New York : McGraw Hill Irwin c2005. - xii, 350 p. : ill., 28 cm. ISBN: 007288472X 0072884800 Subjects--Topical Terms: Microeconomics--Study guide Dewey Class. No.: 338.5/ W222s