Florescando, Enrique. Memory, Myth, and Time in Mexico: From the Aztecs to Independence. Translated by Albert G. Bork and Kathryn R. Bork. Austin: University of Texas Press, 1994.

Gregory the Great: Instructions to the Missionaries
The Letter to Mellitus of 601

Lockhart, James. The Nahuas After the Conquest: A Social and Cultural History of the Indians of Central Mexico, Sixteenth Trough Eighteenth Centuries. Stanford: Stanford University Press, 1992.

Roach, Joseph. Cities of the Dead. New York: Columbia University Press, 1996.

Santino, Jack. Halloween: The Fantasy and Folklore of All Hallows

The Spiritual Conquest of Mexico Web Site

Poole, Lisa, Satfford Poole, C.M., and James Lockhart, eds. The Story of Guadalupe: Luis Laso de la Vega's Huei tlamahuicoltica of 1649. Stanford: Stanford University Press, 1998.