Cita APA (7a ed.)

International Conference on World Politics, 6th Berlin, & London, K. (1968). The Soviet Union: A half-century of communism. Johns Hopkins Press.

Cita Chicago Style (17a ed.)

International Conference on World Politics, 6th Berlin, y Kurt London. The Soviet Union: A Half-century of Communism. Baltimore: Johns Hopkins Press, 1968.

Cita MLA (9a ed.)

International Conference on World Politics, 6th Berlin, y Kurt London. The Soviet Union: A Half-century of Communism. Johns Hopkins Press, 1968.