APA引文

(1974). Operation of the trade agreements program. Washington: United States International Trade Commission.

Trích dẫn kiểu Chicago

Operation of the Trade Agreements Program. Washington: United States International Trade Commission, 1974.

MLA引文

Operation of the Trade Agreements Program. Washington: United States International Trade Commission, 1974.

警告：这些引文格式不一定是100％准确.