Cita APA (7a ed.)

Orwell, G. (1964). Animal farm: A fairy story. Penguin [etc.].

Cita Chicago Style (17a ed.)

Orwell, George. Animal Farm: A Fairy Story. Harmondsworth [etc.]: Penguin [etc.], 1964.

Cita MLA (9a ed.)

Orwell, George. Animal Farm: A Fairy Story. Penguin [etc.], 1964.