Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (9a ed.)

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