Case, Karl E. Principles of economics / Karl E. Case, Ray C. Fair - 6th ed. , 2002-2003 updated ed. - Upper Saddle River, N.J. : Prentice Hall, c2003 - 743 p. : ill. (some col.) Includes index ISBN: 0131101390 Subjects--Topical Terms: ECONOMICS LC Class. No.: HB 171.5 / C373P 2003