The covers of the Madden video game
John Madden: a360media: : Books
John Madden NFL 99 Instruction Booklet for Sony PlayStation 1 PS1 (User's Manual only - No Game): EA Sports: : Books
NFL Legend John Madden Dead At 85
How John Madden Became the Face of a Video Game Empire - The New York Times
John Madden: 6 Great Moments From a Legendary Career
John Madden's unparalleled impact on NFL influenced generations of football fans
NFL to honor John Madden on Thanksgiving - Daily Norseman
NFL Honors remembers the late John Madden with special tribute
NFL to Honor John Madden on Thanksgiving Broadcasts – NBC Bay Area
Remembering John Madden, the video game character - Los Angeles Times
NFL 100 Greatest' Game Changers: John Madden / 'Madden' video game series