APA (7e ed.) Bronvermelding

Não informado. Year book of world affairs. London Institute of World Affairs.

Chicago (17e ed.) Bronvermelding

Não informado. Year Book of World Affairs. London: London Institute of World Affairs.

MLA (8e ed.) Bronvermelding

Não informado. Year Book of World Affairs. London Institute of World Affairs.

Let op: Deze citaties zijn niet altijd 100% accuraat.