Gaya APA

Friend of the Devil. (2008). London: Hodder.

Gaya Chicago

Friend of the Devil. . London: Hodder, 2008. Buku.

Gaya MLA

Friend of the Devil. . London: Hodder, 2008. Buku.

Gaya Turabian

Friend of the Devil. London: Hodder, 2008. Buku.