Sharp, Ansel M Economics of social issues / [book] Ansel M. Sharp, Charles A. Register, Paul W. Grimes - 18th ed. - Boston : McGraw-Hill/Irwin, c2008. - xvi, 491 p. : ill., map Includes bibliographical references and index ISBN: 9780071274708 (alk. paper) 0071274707 (alk. paper) Subjects--Topical Terms: EconomicsSocial problems LC Class. No.: HB171.5 / .S531 2008