Columbia subject headings:
Counterfeits and counterfeiting--United States.
Product counterfeiting--United States.
Software protection--Law and legislation--United States.
Harvard subject headings:
Counterfeits and counterfeiting--United States
Product counterfeiting--United States.
Software protection--Law and legislation--United States.
Princeton subject headings:
Counterfeits and counterfeiting--United States.
Product counterfeiting--United States.
Software protection--Law and legislation--United States.