Explained: Why the Cowboys + Lions Play Every Thanksgiving
Football For Dummies, USA Edition by John Czarnecki, Howie Long - Ebook
Chicago Bears - Wikipedia
NFL Thanksgiving Games: History, traditions and best moments - ESPN
Here's why the Lions always play on Thanksgiving, explained
2014 Chicago Bears Media Guide by Chicago Bears - Issuu
Why the Detroit Lions and the Dallas Cowboys Always Play on Thanksgiving Day
New Orleans Saints Gameday, New Orleans Saints VS Atlanta Falcons