The apparition of Our Lady of Guadalupe and her role in the conversion of Mexico.
- Book. Anderson, Carl. Our Lady of Guadalupe, Mother of a Civilization of Love, 2009.
- Book: Carroll, Warren H. Our Lady of Guadalupe and the Conquest of Darkness, 2004.
- Online: — a resource on the tilma: http://www.catholiceducation.org/en/culture/catholic-contributions/the-tilma-s-symbolism.html
- Online: – A good bibliography for further reading: http://campus.udayton.edu/mary/resources/guad_bib.html