Richard Childress Racing (August 31, 2010). "RCR, Shepherd form team". motorsport.com. Archived from the original on July 12, 2020. Retrieved July 12, 2020.
Richard Childress Racing (August 31, 2010). "RCR, Shepherd form team". motorsport.com. Archived from the original on July 12, 2020. Retrieved July 12, 2020.