APA aipamena

United Nations. (1967). Yearbook of the United Nations 1967. New York: Office of Public Information.

Chicago Style aipamena

United Nations. Yearbook of the United Nations 1967. New York: Office of Public Information, 1967.

MLA aipamena

United Nations. Yearbook of the United Nations 1967. New York: Office of Public Information, 1967.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.