APA引文

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

Trích dẫn kiểu Chicago

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

MLA引文

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

警告：这些引文格式不一定是100％准确.