Oracle sites and Future Visions

Bevan, Edwyn Robert
Sibyls and Seers; A Survey of Some Ancient Theories of Revelation and Inspiration

Curnow, Trevor
The Oracles of the Ancient World

Flaceliere, Robert
Greek Oracles

Fontenrose, Joseph
The Delphic Oracle; Its Response and Origins

MacDermot, Violet
The Cult of the Seer in the Ancient Middle East

Parke, H.W.
Greek Oracles

Temple,Robert K.G.
The Sirius Mystery