Cita APA (7a ed.)

Orwell, G. (1990). Nineteen eighty-four (Repr.). Penguin.

Cita Chicago Style (17a ed.)

Orwell, George. Nineteen Eighty-four. Repr. Harmondsworth [etc.]: Penguin, 1990.

Cita MLA (9a ed.)

Orwell, George. Nineteen Eighty-four. Repr. Penguin, 1990.