Columbia subject headings:
Copyright--Audiotapes--United States.
Digital audiotape recorders and recording--Law and legislation--United States.
Harvard subject headings:
Copyright--Audiotapes--United States.
Digital audiotape recorders and recording--Law and legislation--United States.
Princeton subject headings:
Copyright--Audiotapes--United States.
Digital audiotape recorders and recording--Law and legislation--United States.