Samuelson, Paul A. 1915-2009. Economics : an introductory analysis / Paul A. Samuelson - 7th ed. , International Student ed. - New York : McGraw-Hill, c1967 - xxi, 821 p.: ill. , 24 cm. Includes Bibliographical footnotes. Subjects--Topical Terms: Economics. Dewey Class. No.: 330 / SAE 1967