Sraffa, Piero. Production of commodities by means of commodities prelude to a critique of economic theory. - Cambridge [Eng.] University Press 1960. - 98 p. illus. 26 cm. LCCN: 60016227 /L Subjects--Topical Terms: Industry LC Class. No.: HB171 / .S725 Dewey Class. No.: 338.01