William Peter Blatty Legion

Tor Books

Legion: A Novel from the Author of The Exorcist (English Edition)

Legion by William Peter Blatty (2011-02-01)      

Penguin

The Exorcist: Quite possibly the most terrifying novel ever written . . .

Tor Nightfire

Legion                                          

Rizzoli

Redenzione                                      

L'esorcista III                                  

Mondadori

Gemini killer                                    

Plaza & Janes Editories Sa

Legion                                          

Cemetery Dance Publications

Fate and The Exorcist: An In-depth Interview with William Peter Blatty (English Edition)

Faber & Faber

The Exorcist & Legion