Samuelson, Paul A. 1915-2009. Economics / Paul A. Samuelson, William D. Nordhaus. - 18th ed. - Boston : McGraw-Hill/Irwin, c2005. - xxiv, 776 p. : ill. (some col ; 27 cm. ISBN: 0072872055 (alk. paper) LCCN: 2004048113 Subjects--Topical Terms: Economics. Dewey Class. No.: 330