Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (8a ed.)

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