The Wonderful Wizard of Oz
From Tardis Wiki, the free Doctor Who reference
The Wonderful Wizard of Oz was a book by Frank L. Baum. The Eighth Doctor kept a copy of it in his TARDIS library. (AUDIO: Storm Warning)
In 1936, Lord Richard Pollard read the novel. (AUDIO: The Fall of the House of Pollard)
It was later adapted into a film. (AUDIO: The Settling, PROSE: Love and War, Grimm Reality, Iceberg, Dead Romance, Mad Dogs and Englishmen)