Aristotle XXI: Politics. (1977). Aristotle XXI: Politics. London: Harvard Univ.
Chicago Style aipamenaAristotle XXI: Politics. Aristotle XXI: Politics. London: Harvard Univ, 1977.
MLA aipamenaAristotle XXI: Politics. Aristotle XXI: Politics. London: Harvard Univ, 1977.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.