Coba jelasin Sumber modern dari Pithia dong

de Boer, Jelle Zeilinga, John Rigby Hale & Henry A. Spiller, "The Delphic Oracle: A Multidisciplinary Defense of the Gaseous Vent Theory." Clinical Toxicology 40.2 189–196 (2000)

de Boer, Jelle Zeilinga, Jeffrey P. Chandon & John Rigby Hale, "New Evidence for the Geological Origins of the Ancient Delphic Oracle," Geology 29.8, 707–711 (2001)

de Boer, Jelle Zeilinga, Jeffrey P. Chandon, John Rigby Hale & Henry A. Spiller, "Questioning the Delphic Oracle", Scientific American (August 2003)

Bouché-Leclercq, Auguste, Histoire de la divination dans l'Antiquité, volumes I-IV, Paris (1879–1882)

Broad, William J. The Oracle: Ancient Delphi and the Science Behind Its Lost Secrets, New York, Penguin Press, ISBN 978-0-14-303859-7 (2007); hardcover edition The Oracle: the lost secrets and hidden message of ancient Delphi, Penguin Press, ISBN 1-59420-081-5 (2006)

Burkert, Walter Greek Religion, Harvard University Press, ISBN 0-674-36280-2 (1985); Orig. in German (1977)

Connelly, Joan Breton Portrait of a Priestess: Women and Ritual in Ancient Greece, Princeton University Press, 2007, ISBN 0-691-12746-8

Courby, Fernand, Feuilles de Delphi: Tome 2, Topographie et Architecture, La Terrace du Temple (1927)

Dempsey, T., Reverend, The Delphic oracle, its early history, influence and fall, Oxford, B.H. Blackwell (1918)

Dodds, E. R. The Greeks and the Irrational, Berkeley, University of California Press (1963)

Etiope, G., D. Christodoulou, M. Geraga, P. Favali, & G. Papatheodorou, "The geological links of the ancient Delphic Oracle (Greece): a reappraisal of natural gas occurrence and origin", Geology, 34, 821–824 (2006)

Farnell, Lewis Richard, The Cults of the Greek States, Volumes I-V, Clarendon Press, (1896–1909); cf. especially, volume IV on the Pythoness and Delphi

Fontenrose, Joseph Eddy, Python; a study of Delphic myth and its origins, New York, Biblio & Tannen, ISBN 0-8196-0285-X (1959; 1974)

Fontenrose, Joseph Eddy, The Delphic oracle, its responses and operations, with a catalogue of responses, Berkeley: University of California Press, ISBN 0-520-03360-4 (1978)

Foster J., Lehoux D.R., "The Delphic Oracle and the ethylene-intoxication hypothesis", Clinical Toxicology, 45, 85–89 (2007)

Golding, William, The Double Tongue, London, Faber (1995). Posthumous, fictional novel by the Nobel prize winner about a Pythia in the 1st century BCE.

Goodrich, Norma Lorre, Priestesses, New York: F. Watts, ISBN 0-531-15113-1 (1989); Harper Collins, Perennial, ISBN 0-06-097316-1 (1990)

Guthrie, William Keith Chambers, The Greeks and their Gods (1950)

Hall, Manly Palmer, The Secret Teachings of All Ages, Cf Chapter 14, (1928)

Harissis H.V. 2015. “A Bittersweet Story: The True Nature of the Laurel of the Oracle of Delphi” Perspectives in Biology and Medicine. Volume 57, Number 3, Summer 2014, pp. 295-298.

Holland, Leicester B., "The Mantic Mechanism at Delphi," American Journal of Archaeology 37 pp. 201–214 (1933)

Lehoux D.R., "Drugs and the Delphic Oracle", Classical World, 101, 1, 41–56 (2007)

Maass, E., De Sibyllarum Indicibus, Berlin (1879)

Maurizio, Lisa, "The Voice at the Centre of the World: The Pythia's Ambiguity and Authority" pp. 46–50 in editors Andre Lardinois and Laura McClure Making Silence Speak: Women's Voices in Greek Literature and Society, Princeton University Press (2001)

Mikalson, Jon D. Ancient Greek Religion. Blackwell Ancient Religions. Malden, MA: Blackwell Pub, 2005.

Miller, Water, Daedalus and Thespis Vol 1, (1929)

Mitford, William, The History of Greece (1784); Cf. v.1, Chapter III, Section 2, p. 177, "Origin and Progress of the Oracles"

Morgan, Catherine. Athletes and Oracles, Cambridge (1990)

Nilsson, Martin P. (Martin Persson). Cults, Myths, Oracles, and Politics in Ancient Greece. With Two Appendices: The Ionian Phylae, the Phratries. New York, Cooper Square Publishers, 1972.

Parke, Herbert William, A History of the Delphic Oracle, Basil Blackwell, Oxford, ASIN B002NZWT0Y (1939)

Parke, Herbert William, Sibyls and Sibylline Prophecy in Classical Antiquity, Routledge, London, ISBN 978-0-415-07638-8 (reprinted 1992)

Piccardi, Luigi, "Active faulting at Delphi: seismotectonic remarks and a hypothesis for the geological environment of a myth", Geology, 28, 651–654 (2000)

Piccardi L., C. Monti, F. Tassi O. Vaselli, D. Papanastassiou & K. Gaki-Papanastassiou, "Scent of a myth: tectonics, geochemistry and geomythology at Delphi (Greece)", Journal of the Geological Society, London, 165, 5–18 (2008)

Potter, David Stone, Prophecy and history in the crisis of the Roman Empire: a historical commentary on the Thirteenth Sibylline Oracle, Cf. Chapter 3 (1990)

Poulson, Frederick. Dephi Gleydenhall, London (1920)

Rohde, Erwin, Psyche: The Cult of Souls and the Belief in Immortality among the Greeks, trans. from the 8th edn. by W. B. Hillis, Routledge & Kegan Paul, London, (1925); reprinted by Routledge (2000); full text in English

West, Martin Litchfield, The Orphic Poems, Oxford: Clarendon Press ISBN 0-19-814854-2 (1983)