APA aipamena

(2004). The encyclopedia of U.S. presidential elections. New York: Franklin Watts.

Chicago Style aipamena

The Encyclopedia of U.S. Presidential Elections. New York: Franklin Watts, 2004.

MLA aipamena

The Encyclopedia of U.S. Presidential Elections. New York: Franklin Watts, 2004.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.