Cita APA (7a ed.)

Butterfield, H., & Wight, M. (1969). Diplomatic investigations: Essays in the theory of international politics. George Allen & Unwin.

Cita Chicago Style (17a ed.)

Butterfield, Herbert, y Martin Wight. Diplomatic Investigations: Essays in the Theory of International Politics. London: George Allen & Unwin, 1969.

Cita MLA (9a ed.)

Butterfield, Herbert, y Martin Wight. Diplomatic Investigations: Essays in the Theory of International Politics. George Allen & Unwin, 1969.