Cita APA (7th ed.)

Brzezinski, Z. K. (1960). The Soviet bloc: Unity and conflict. Harvard University Press.

Cita Chicago (17th ed.)

Brzezinski, Zbigniew K. The Soviet Bloc: Unity and Conflict. Cambridge: Harvard University Press, 1960.

Cita MLA (9th ed.)

Brzezinski, Zbigniew K. The Soviet Bloc: Unity and Conflict. Harvard University Press, 1960.