APA ציטוט

(2003). The world Almanac and book of facts 2003. New York: World Almanac Books.

Trích dẫn kiểu Chicago

The World Almanac and Book of Facts 2003. New York: World Almanac Books, 2003.

ציטוט MLA

The World Almanac and Book of Facts 2003. New York: World Almanac Books, 2003.