O'Sullivan, Arthur. Macroeconomics : principles and tools / Arthur O'Sullivan, Steven M. Sheffrin. - Upper Saddle River, N.J. : Prentice Hall, c1998. - xxxi, 384 p. : ill. (some col.), col. maps ; 26 cm. Includes index. ISBN: 0137428421 (pbk. : alk. paper) LCCN: 97024092 Subjects--Topical Terms: Macroeconomics. LC Class. No.: HB172.5 / .O85 1998 Dewey Class. No.: 339