Ardinger, Rick; Rosemary Ardinger (2005). "Nancy Stringfellow". Limberlost Press. Archived from the original on August 10, 2007. Retrieved May 6, 2007.
Ardinger, Rick; Rosemary Ardinger (2005). "Nancy Stringfellow". Limberlost Press. Archived from the original on August 10, 2007. Retrieved May 6, 2007.
worldcat.org
search.worldcat.org
Noble, Richard E. (2009). Number #1 : the story of the original Highwaymen. Denver: Outskirts Press. pp. 265–267. ISBN9781432738099. OCLC426388468.