APA aipamena

Orwell, G. (1989). Nineteen eighty-four. Penguin Books.

Chicago Style aipamena

Orwell, George. Nineteen Eighty-four. London: Penguin Books, 1989.

MLA aipamena

Orwell, George. Nineteen Eighty-four. Penguin Books, 1989.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.