Columbia subject headings:
Favored nation clause--United States.
Foreign trade regulation--United States.
United States--Commercial policy.
United States--Foreign economic relations--Vietnam.
Vietnam--Foreign economic relations--United States.
Harvard subject headings:
Favored nation clause--United States
Foreign trade regulation--United States.
United States--Commercial policy.
United States--Foreign economic relations--Vietnam.
Vietnam--Foreign economic relations--United States.
Princeton subject headings: