APA引文

United Nations Industrial Development Organization Vienna. (1974). Machine tools in Latin America. New York: United Nations.

Trích dẫn kiểu Chicago

United Nations Industrial Development Organization Vienna. Machine Tools in Latin America. New York: United Nations, 1974.

MLA引文

United Nations Industrial Development Organization Vienna. Machine Tools in Latin America. New York: United Nations, 1974.

警告：这些引文格式不一定是100％准确.