Columbia subject headings:
Harvard subject headings:
Copyright and electronic data processing--United States.
Copyright--Databases--United States.
Copyright--United States--Databases.
Information superhighway--Law and legislation--United States.
Intellectual property--United States.
Internet--United States
Princeton subject headings:
Copyright and electronic data processing--United States.
Copyright--Databases--United States.
Databases.
Information superhighway--Law and legislation--United States.
Intellectual property--United States.
Internet.