Piascik, Andy (2005). "Derrell Palmer"(PDF). The Coffin Corner. 27 (6). Professional Football Researchers Association: 1–3. Archived from the original(PDF) on December 18, 2010. Retrieved August 2, 2013.
tcu.edu
magarchive.tcu.edu
"The Numbers". Texas Christian University Magazine. Archived from the original on March 4, 2016. Retrieved August 2, 2013.
web.archive.org
Piascik, Andy (2005). "Derrell Palmer"(PDF). The Coffin Corner. 27 (6). Professional Football Researchers Association: 1–3. Archived from the original(PDF) on December 18, 2010. Retrieved August 2, 2013.