Columbia subject headings:
Harvard subject headings:
Automobile industry and trade--Law and legislation--United States
Automobile supplies industry--Law and legislation--United States.
Foreign trade regulation--United States.
Motor vehicle industry--Law and legislation--United States.
Princeton subject headings:
Automobile industry and trade--Law and legislation--United States.
Automobile supplies industry--Law and legislation--United States.
Foreign trade regulation--United States.
Motor vehicle industry--Law and legislation--United States.