Cita APA

(2005). The world almanac and book of facts 2005. U.S.A: World Almanac Books.

Chicago Style Citation

The World Almanac and Book of Facts 2005. U.S.A: World Almanac Books, 2005.

Cita MLA

The World Almanac and Book of Facts 2005. U.S.A: World Almanac Books, 2005.

Atenció: Aquestes cites poden no estar 100% correctes.