Columbia subject headings:
Korea (South)--Commerce--United States.
Korea (South)--Foreign economic relations--United States.
United States--Commerce--Korea (South)
United States--Foreign economic relations--Korea (South)
Harvard subject headings:
Korea (South)--Commerce--United States.
Korea (South)--Foreign economic relations--United States.
United States--Commerce--Korea (South).
United States--Foreign economic relations--Korea (South).
Princeton subject headings:
Korea (South)--Commerce--United States.
Korea (South)--Foreign economic relations--United States.
United States--Commerce--Korea (South).
United States--Foreign economic relations--Korea (South).