Lenin,V.I. (1939). Imperialism: The highest stage of capitalism. International Publishers.
Lua i Stíl Chicago (17ú heag.)Lenin,V.I. Imperialism: The Highest Stage of Capitalism. Newyork International publishers: International Publishers, 1939.
Lua MLA (9ú heag.)Lenin,V.I. Imperialism: The Highest Stage of Capitalism. International Publishers, 1939.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.