None Yards!: 30 Years Of John Madden In The Broadcast, 50% OFF
25 years of Madden, the video game that changed football forever - The Verge
The Untold Truth Of Madden NFL
This is What John Madden Football Looked Like in 1988 on the Apple II - Sports Illustrated
Madden 23 pre-order guide: All-Madden Edition, pre-order bonuses, more - Polygon
Madden NFL 23 Performance Review
EA Sports working on plans to honor John Madden, whose video game came to rule the industry - The Athletic
Madden NFL 19: The weird story behind the first 'John Madden Football' game