Columbia subject headings:
Computer-assisted instruction--Law and legislation--United States.
Computer-assisted instruction.
Copyright and electronic data processing--United States.
Fair use (Copyright)--United States.
Harvard subject headings:
Computer-assisted instruction
Computer-assisted instruction--Law and legislation--United States.
Copyright and electronic data processing--United States.
Fair use (Copyright)--United States.
Princeton subject headings:
Computer-assisted instruction--Law and legislation--United States.
Computer-assisted instruction.
Copyright and electronic data processing--United States.
Fair use (Copyright)--United States.