Illinois Athletics Hall of Fame - George Halas
Los 5 mejores “coaches” en la historia de la NFL, by Daniel Espino
ESPN SportsCentury (TV Series 1999–2007) - Episode list - IMDb
Walter O'Malley : Biography : Reference Biography
America's Game: The Epic Story of How Pro Football Captured a Nation by Michael MacCambridge, Paperback
Los 5 mejores “coaches” en la historia de la NFL, by Daniel Espino
UNC coaching legend Dean Smith dies
ESPN SportsCentury (TV Series 1999–2007) - Episode list - IMDb
George Halas - Sportscentury
America's Game: The Epic Story of How Pro Football Captured a Nation: MacCambridge, Michael: 9780375725067: : Books
Meredy.com Classic Movies/Classic Stars Blog: The Athletes in Film Blogathon - Brian's Song (1971)
The greatest NFL nickname of all-time belongs to Walter Payton - Windy City Gridiron