Columbia subject headings:
Radio--Law and legislation--United States.
Television--Law and legislation--United States.
United States. Federal Communications Commission.
Harvard subject headings:
Legislative materials.
Radio--Law and legislation--United States
Television--Law and legislation--United States
United States. Federal Communications Commission.
Princeton subject headings:
Radio--Law and legislation--United States.
Television--Law and legislation--United States.
United States. Federal Communications Commission