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 bibliographies and index. ISBN: 0256021430 LCCN: 78070950 Subjects--Topical Terms: Microeconomics. LC Class. No.: HB171.5 / .P579 Dewey Class. No.: 338.5 / POM 1979