Columbia subject headings:
Automobile industry and trade--Case studies.
Europe--Commercial policy.
Steel industry and trade--Case studies.
Telecommunication equipment industry--Case studies.
United States--Commercial policy.
Harvard subject headings:
Automobile industry and trade--Case studies.
Europe--Commerce--United States.
Europe--Commercial policy.
Europe--Foreign economic relations--Europe.
Steel industry and trade--Case studies.
Telecommunication equipment industry--Case studies.
United States--Commerce--Europe.
United States--Commercial policy.
United States--Foreign economic relations--Europe.
Princeton subject headings:
Automobile industry and trade--Case studies.
Europe--Commercial policy.
Steel industry and trade--Case studies.
Telecommunication equipment industry--Case studies.
United States--Commercial policy.