APA aipamena

Sayre, W. S. (1965). American government. New York: Barnes & Noble.

Chicago Style aipamena

Sayre, Wallace S. American Government. New York: Barnes & Noble, 1965.

MLA aipamena

Sayre, Wallace S. American Government. New York: Barnes & Noble, 1965.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.