Case, Karl E. Principles of economics / Karl E. Case [and] Ray C. Fair - 4th. ed. - Upper Saddle River, New Jersey : Prentice Hall, 1996. - xxxi; 1014 ill. 26cm. Includes index ISBN: 0134404882 Subjects--Topical Terms: Microeconomics LC Class. No.: HB171.5 / .C3123 1996