APA引文

(1969). The world almanac and book of facts. New York, N.Y.: Newspaper Enterprise Association.

Trích dẫn kiểu Chicago

The World Almanac and Book of Facts. New York, N.Y.: Newspaper Enterprise Association, 1969.

MLA引文

The World Almanac and Book of Facts. New York, N.Y.: Newspaper Enterprise Association, 1969.

警告：这些引文格式不一定是100％准确.