Cita APA

(1969). Yearbook of International Organizations. Belgium: Union of International Associations.

Citación estilo Chicago

Yearbook of International Organizations. Belgium: Union of International Associations, 1969.

Cita MLA

Yearbook of International Organizations. Belgium: Union of International Associations, 1969.

Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.