Orwell, G. (1989). Animal farm: A fairy story. Penguin Books.
Cita Chicago Style (17a ed.)Orwell, George. Animal Farm: A Fairy Story. London: Penguin Books, 1989.
Cita MLA (9a ed.)Orwell, George. Animal Farm: A Fairy Story. Penguin Books, 1989.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.