Amacher, Ryan C. Principles of microeconomics / Ryan C. Amacher, Holley H. Ulbrich - 3rd ed. - Cincinnati, Ohio : South-Western Pub. Co., c1986 - 606 p. : ill., ports Includes index ISBN: 0538086815 Subjects--Topical Terms: MICROECONOMICSECONOMICS LC Class. No.: HB172 / A422P 1986