O'Sullivan, Arthur Economics : principles and tools / Arthur O'sullivan, Steven M . Sheffrin. - 2nd ed. - Upper Saddle River, New Jersey : Prentice-Hall, 2001. - xxxi, 704 p. : col. ill. ; 26 cm. Includes bibliographical references and index. ISBN: 013027383X Subjects--Topical Terms: Economics. Dewey Class. No.: 330