McConnell, Campbell R. Economics : principles, problems and practices / Campbell R. McConnell, Stanley L. Brue. - 19th ed. - New York : McGraw-Hill, c1999. - xxiv, 547p. : col. ill. ; 25 cm. Glossary : p. G1 - G21. Includes index. ISBN: 0072898402 Subjects--Topical Terms: Microeconomics.