APA引文

(1969). Nontariff distortions of trade: A statement on national policy. New York: Committee for Economic Development.

Trích dẫn kiểu Chicago

Nontariff Distortions of Trade: A Statement On National Policy. New York: Committee for Economic Development, 1969.

MLA引文

Nontariff Distortions of Trade: A Statement On National Policy. New York: Committee for Economic Development, 1969.

警告：這些引文格式不一定是100％准確.