Columbia subject headings:
Commercial policy.
International economic relations.
United States--Foreign economic relations.
Harvard subject headings:
International business enterprises--Government policy--Handbooks, manuals, etc.
International business enterprises--United States--Handbooks, manuals, etc.
International economic relations
Investments, American--Handbooks, manuals, etc.
United States--Foreign economic relations.
Princeton subject headings:
International business enterprises--Government policy--Handbooks, manuals, etc.
International business enterprises--United States--Handbooks, manuals, etc.
International economic relations.
Investments, American--Handbooks, manuals, etc.