Bibliografía

• http://www.ufc.com/
• http://en.wikipedia.org/wiki/Ultimate_Fighting_Championship
• http://www.ufc.tv/ufc/
• http://ninjashoes.net/forum/entry.php?9-Top-10-MMA-Movie-List
• http://www.ufcmovies.com/
• http://www.ufc.com/games
• http://www.ufcundisputed.com/
• http://www.sherdog.com/organizations/Ultimate-Fighting-Championship-2