APA Citation

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 Citation

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

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