Columbia subject headings:
Communication and traffic--Law and legislation--United States--Periodicals.
Entertainers--Legal status, laws, etc.--United States--Periodicals.
Law--United States--Periodicals.
Telecommunication--Law and legislation--United States--Periodicals.
Harvard subject headings:
Communication and traffic--Law and legislation--United States--Periodicals.
Entertainers--Legal status, laws, etc.--United States--Periodicals
Telecommunication--Law and legislation--United States--Periodicals
Princeton subject headings: