Cita APA (7a ed.)

Ayer, A. J. (1971). Language, truth and logic. Penguin Books.

Cita Chicago Style (17a ed.)

Ayer, A. J. Language, Truth and Logic. New York, Estados Unidos: Penguin Books, 1971.

Cita MLA (9a ed.)

Ayer, A. J. Language, Truth and Logic. Penguin Books, 1971.