APA (7th ed.) Zitazioa
Lippmann, W. (1961). Public opinion. The Macmillan Company.
Chicago Style (17th ed.) Zitazioa
Lippmann, Walter. Public Opinion. New York: The Macmillan Company, 1961.
MLA (9th ed.) Zitazioa
Lippmann, Walter. Public Opinion. The Macmillan Company, 1961.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.