Columbia subject headings:
Copyright--Motion pictures--United States.
Motion pictures--Law and legislation--United States.
Harvard subject headings:
Contracts--United States.
Copyright--Motion pictures--Germany.
Copyright--Motion pictures--United States.
Motion picture industry--Economic aspects--United States.
Motion picture industry--Law and legislation--United States
Motion pictures--Law and legislation--Germany.
Motion pictures--Law and legislation--United States
Profit-sharing--United States
Princeton subject headings: