Sweezy, P. M. (1970). The theory of capitalist development: Principles of Marxian political economy. Modern Reader Paperbacks.
Lua i Stíl Chicago (17ú heag.)Sweezy, Paul M. The Theory of Capitalist Development: Principles of Marxian Political Economy. London: Modern Reader Paperbacks, 1970.
Lua MLA (8ú heag.)Sweezy, Paul M. The Theory of Capitalist Development: Principles of Marxian Political Economy. Modern Reader Paperbacks, 1970.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.