APA (7th ed.) Citation

Nicolson, H. G. (1969). Diplomacy. Oxford University Press.

Chicago Style (17th ed.) Citation

Nicolson, Harold George. Diplomacy. London: Oxford University Press, 1969.

MLA (9th ed.) Citation

Nicolson, Harold George. Diplomacy. Oxford University Press, 1969.

Warning: These citations may not always be 100% accurate.