APA (7th ed.) Zitazioa

Orwell, G. (1954). Nineteen eighty Four: : a novel. Penguin.

Chicago Style (17th ed.) Zitazioa

Orwell, George. Nineteen Eighty Four: : A Novel. Harmondsworth: Penguin, 1954.

MLA (9th ed.) Zitazioa

Orwell, George. Nineteen Eighty Four: : A Novel. Penguin, 1954.