Cita APA (7th ed.)

Churchill, W., & Churchill, R. S. (1961). The Unwritten alliance: Speeches, 1953 to 1959.. Cassell.

Cita Chicago (17th ed.)

Churchill, Winston, i Randolph Spencer Churchill. The Unwritten Alliance: Speeches, 1953 to 1959.. London: Cassell, 1961.

Cita MLA (8th ed.)

Churchill, Winston, i Randolph Spencer Churchill. The Unwritten Alliance: Speeches, 1953 to 1959.. Cassell, 1961.