Columbia subject headings:
Baseball--Law and legislation--United States.
Football--Law and legislation--United States.
Sports franchises--Location--Law and legislation--United States.
Stadiums--United States--Finance.
Harvard subject headings:
Baseball--Law and legislation--United States.
Football--Law and legislation--United States.
Sports franchises--Location--Law and legislation--United States.
Stadiums--United States--Finance.
Princeton subject headings:
Baseball--Law and legislation--United States.
Football--Law and legislation--United States.
Sports franchises--Location--Law and legislation--United States.
Stadiums--United States--Finance.