Cita APA (7th ed.)
Drummond, R., & Coblentz, G. (1961). Duel at the brink: John Foster Dulles' command of American power. Weidenfeld and Nicolson.
Cita Chicago (17th ed.)
Drummond, Roscoe, i Gaston Coblentz. Duel at the Brink: John Foster Dulles' Command of American Power. London: Weidenfeld and Nicolson, 1961.
Cita MLA (9th ed.)
Drummond, Roscoe, i Gaston Coblentz. Duel at the Brink: John Foster Dulles' Command of American Power. Weidenfeld and Nicolson, 1961.
Atenció: Aquestes cites poden no estar 100% correctes.