APA引文

(2016). The CIA world factbook 2017. New York: Skyhorse Publishing.

Trích dẫn kiểu Chicago

The CIA World Factbook 2017. New York: Skyhorse Publishing, 2016.

MLA引文

The CIA World Factbook 2017. New York: Skyhorse Publishing, 2016.

警告：這些引文格式不一定是100％准確.