Gordon, Sanford D. Instructor's guide with test items for Introductory economics / Sanford D. Gordon, George G. Dawson. - 6th ed. - Lexington, Mass. : D.C. Heath, c1987. - 220 p. ISBN: 0669091197 LCCN: 86080503 Subjects--Topical Terms: Economics. Subjects--Geographic Terms: United States--Economic conditions--1981- LC Class. No.: HB171.5 HB171.5 / .G648 1987 / .G6 Dewey Class. No.: 330.973/092