Bibliography

Black, Jeremy, and Anthony Green. Gods, Demons, and Symbols of Ancient Mesopotamia: An Illustrated Dictionary. Illustrations by Tessa Rickards. London, United Kingdom: The British Museum Press, 1992.
Cirlot Laporta, Juan Eduardo. A Dictionary of Symbols. Second Editions. Translated by Jack Sage. London, England: Routledge, 2001. [E-book edition by Taylor & Francis]
Delatte, Louis, Suzanne Govaerts, Joseph Denooz, and Etienne Evrard. Dictionnaire fréquentiel et index inverse de la langue latine [Frequency Dictionary and Inverse Index of the Latin Language]. Liège, Belgium: Laboratoire d'analyse statistique des langues anciennes de l'Université de Liège (L.A.S.L.A.), 1981.