Frisbie, Charlotte J.
1987 Navajo Medicine Bundles or Jish: Acquisition, Transmission, and Disposition in the Past and Present. Albuquerque: University of New Mexico Press.
Hirschfelder, Arlene and Paulette Molin
2000 Encyclopedia of Native American Religions. New York: Checkmark Books.
Kiva Trading Company
2009 American Indian Symbols Dictionary. Http://www.kivatrading.com/symbol1.htm, accessed June 10, 2014.