APA (7th ed.) Citation

(1984). The world almanac and book of facts ([American ed.]. --.). Newspaper Enterprise Association.

Chicago Style (17th ed.) Citation

The World Almanac and Book of Facts. [American ed.]. --. New York: Newspaper Enterprise Association, 1984.

MLA (9th ed.) Citation

The World Almanac and Book of Facts. [American ed.]. --. Newspaper Enterprise Association, 1984.