Nineteen Eighty-Four
From Tardis Wiki, the free Doctor Who reference
This topic might have a better name.
The lower-case "Eighty-four" is how it's spelt in PROSE: Blue Moon
Talk about it here.
In 1969, Justin, having read Nineteen Eighty-four, knew what the Tenth Doctor was talking about when the Doctor insinuated what might happen afterwards, if a country using the alien species' gifts could rule the world and be able to destroy cities, when "there are no more people to conquer". (PROSE: Blue Moon)
