Arnold, Roger A. Economics / Roger A. Arnold. - 2nd ed. - St. Paul : West Pub. Co., c1992. - 1vol.(various pages) : ill. (some col.), col. maps ; 26 cm. Includes bibliographical references and index. ISBN: 0314884246 Subjects--Topical Terms: Economics LC Class. No.: HB171.5 / .A695 1992