Lippmann, W. (1946). Public Opinion. New York: Penguin Books.
Chicago Style aipamenaLippmann, Walter. Public Opinion. New York: Penguin Books, 1946.
MLA aipamenaLippmann, Walter. Public Opinion. New York: Penguin Books, 1946.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.