Polkinghorn, R. Stephen 1934- Micro-theory and economic choices / R. Stephen Polkinghorn. - Homewood, Ill. : R. D. Irwin, 1979. - xii, 407 p. : ill. ; 24 cm. - The Irwin series in economics . Includes bibliographical references and index. ISBN: 0256021430 LCCN: 78-070950 Subjects--Topical Terms: Microeconomics. Dewey Class. No.: 338.5