Columbia subject headings:
Consumer protection--Law and legislation--United States.
Local telephone service--Law and legislation--United States.
Telecommunication--Law and legislation--United States.
Telephone--Law and legislation--United States.
Harvard subject headings:
Consumer protection--Law and legislation--United States
Local telephone service--Law and legislation--United States.
Telecommunication--Law and legislation--United States
Telephone--Law and legislation--United States
Princeton subject headings:
Consumer protection--Law and legislation--United States.
Local telephone service--Law and legislation--United States.
Telecommunication--Law and legislation--United States.
Telephone--Law and legislation--United States.