Cita APA

Butler, R. D. (1960). Documents on British foreign policy 1919-1939. First series [19 vol.]. Her Majesty's Stationary Office.

Citación estilo Chicago

Butler, Rohan D-O. Documents on British Foreign Policy 1919-1939. First Series [19 Vol.]. London: Her Majesty's Stationary Office, 1960.

Cita MLA

Butler, Rohan D-O. Documents on British Foreign Policy 1919-1939. First Series [19 Vol.]. Her Majesty's Stationary Office, 1960.