Joe Horrigan (1984). "Joe Carr"(PDF). Coffin Corner. 6 (5–6). Professional Football Researchers Association: 1–4. Archived from the original(PDF) on November 27, 2010. Retrieved August 14, 2009.
Chris Willis (2003). "Joe Carr VisionU"(PDF). Coffin Corner. 25 (5). Professional Football Researchers Association: 1–3. Archived from the original(PDF) on December 18, 2010.
web.archive.org
Joe Horrigan (1984). "Joe Carr"(PDF). Coffin Corner. 6 (5–6). Professional Football Researchers Association: 1–4. Archived from the original(PDF) on November 27, 2010. Retrieved August 14, 2009.
Chris Willis (2003). "Joe Carr VisionU"(PDF). Coffin Corner. 25 (5). Professional Football Researchers Association: 1–3. Archived from the original(PDF) on December 18, 2010.
