Kühne, K. (1979). Economics and Marxism. St. Martin's Press.
Lua i Stíl Chicago (17ú heag.)Kühne, Karl. Economics and Marxism. New York: St. Martin's Press, 1979.
Lua MLA (9ú heag.)Kühne, Karl. Economics and Marxism. St. Martin's Press, 1979.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.