APA aipamena

International Affairs (Royal Institute of International Affairs 1931-1939). Oxford University Press.

Chicago Style aipamena

International Affairs (Royal Institute of International Affairs 1931-1939). Oxford University Press.

MLA aipamena

International Affairs (Royal Institute of International Affairs 1931-1939). Oxford University Press.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.