Case, Karl E. Principles of economics / Karl E. Case, Ray C. Fair, Sharon M. Oster. - 10th ed., Global ed - Boston, MA : Pearson, c2012. - 813 p. : ill. (some col.) ; 28 cm. ISBN: 027375372X (pbk.) 9780273753728 (pbk.) Subjects--Topical Terms: Economics. Dewey Class. No.: 330 / CAS 2012