APA (7th ed.) Zitazioa

NICOLSON, H. (1969). Diplomacy. University Press.

Chicago Style (17th ed.) Zitazioa

NICOLSON, Harold. Diplomacy. London, Oxford: University Press, 1969.

MLA (9th ed.) Zitazioa

NICOLSON, Harold. Diplomacy. University Press, 1969.