Cowboys remain NFL's most valuable franchise at $8bn - Sportcal
Forbes: Dallas Cowboys now worth more than $8 billion
2009 California Football Information Guide by Cal Media Relations
AMERICA'S TEAM: Dallas Cowboys Listed as Most Valuable Sports
Cowboys again top Forbes list of most valuable NFL teams
Forbes crowns the Dallas Cowboys as the most proliferous team with
Dallas Cowboys on the Forbes NFL Team Valuations List
Dallas Cowboys on the Forbes NFL Team Valuations List
Cowboys Lead Forbes List of NFL Team Values at $8B; Most Valuable
The Dallas Cowboys Head The NFL's Most Valuable Teams At $4.8 Billion
Forbes list of the most valuable NFL clubs - Wikipedia
Has any NFL team ever had two 1,000 yard rushers AND two 1,000