Olsen, Arthur R. Economics, principles & applications Study guides, readings, and applications Arthur R. Olsen, John W. Kennedy. - 9th ed. - Cincinnati South-Western Publishing Co. 1978. - 157 pages illustrations 24 cm. Authors' names in reverse order in 8th ed., 1972. Includes bibliographical references and index ISBN: 0538084308 LCCN: 76055623 Subjects--Topical Terms: Economics. LC Class. No.: HB 171.5 / .O47 1978 Dewey Class. No.: 330