Professional sports - United States.

American sports empire = how the leagues breed success / by: (Electronic resources)

Sports in America = recreation, business, education, and controversy / by: (Electronic resources)

The elusive fan = reinventing sports in a crowded marketplace / by: (Electronic resources)

Doping in sports- United States.

Sports- United States

Sports- Economic aspects.

College sports- United States.

School sports- United States.

Sports spectators- United States.

Olympics.

Communication in marketing.

Professional sports- United States.

Sports betting- United States.

Sports- United States.

Mass media and sports- United States.

Sports- Marketing.