APA引文

United Nations. (1970). Analytical report on the state of intra-European trade. New York: United Nations.

Trích dẫn kiểu Chicago

United Nations. Analytical Report On the State of Intra-European Trade. New York: United Nations, 1970.

MLA引文

United Nations. Analytical Report On the State of Intra-European Trade. New York: United Nations, 1970.

警告：这些引文格式不一定是100％准确.