APA引文

Preeg, E. H. (1970). Traders and diplomats. Washington: The Brookings Institution.

Trích dẫn kiểu Chicago

Preeg, Ernest H. Traders and Diplomats. Washington: The Brookings Institution, 1970.

MLA引文

Preeg, Ernest H. Traders and Diplomats. Washington: The Brookings Institution, 1970.

警告：這些引文格式不一定是100％准確.