Columbia subject headings:
Impostors and imposture--United States.
Trademark infringement--United States.
Trademarks--Law and legislation--United States.
Harvard subject headings:
Impostors and imposture--United States.
Trademark infringement--United States.
Trademarks--Law and legislation--United States
Princeton subject headings:
Impostors and imposture--United States.
Trademark infringement--United States.
Trademarks--Law and legislation--United States.