APA (7th ed.) Zitazioa

Ayer, A. (1984). Freedom and morality and other essays. Clarendon Press.

Chicago Style (17th ed.) Zitazioa

Ayer, A.J. Freedom and Morality and Other Essays. Oxford: Clarendon Press, 1984.

MLA (9th ed.) Zitazioa

Ayer, A.J. Freedom and Morality and Other Essays. Clarendon Press, 1984.