International Conference on World Politics, 6th Berlin, & London, K. (1968). The Soviet Union: A half-century of communism. Johns Hopkins Press.
Lua i Stíl Chicago (17ú heag.)International Conference on World Politics, 6th Berlin, agus Kurt London. The Soviet Union: A Half-century of Communism. Baltimore: Johns Hopkins Press, 1968.
Lua MLA (9ú heag.)International Conference on World Politics, 6th Berlin, agus Kurt London. The Soviet Union: A Half-century of Communism. Johns Hopkins Press, 1968.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.