Samuelson, Paul A. 1915-2009. Economics; an introductory analysis [by] Paul A. Samuelson. - 7th ed. - New York, McGraw-Hill [1967] - xxi, 821 p. illus. (part col.), Figures,Tables 24 cm. Bibliographical footnotes. LCCN: 67015434 Subjects--Topical Terms: Economics. Dewey Class. No.: 330.01 / SAM