Madden Football 64, Retro Review
Troy Aikman NFL Football - Wikipedia
Madden '97 Download - GameFabrique
Madden NFL 98 : Video Games
Download Madden NFL 98 (Genesis) - My Abandonware
Madden NFL 98 - Sega Saturn – Retro Raven Games
Madden NFL '94 [SNES] (video game, American football) reviews
Madden Football 64, Retro Review
Madden NFL 98 (1997) - MobyGames
NCAA Football – Retro Dealio
Madden NFL 06 - PlayStation 2
The Video Game Critic's Super Nintendo Reviews M-M
Hot Spot Collectibles and Toys - Madden NFL 06 Slip Cover
Madden NFL 98 (PC, 1997) for sale online