Columbia subject headings:
Korea (South)--Social policy--Congresses.
Social policy--Cross-cultural studies--Congresses.
United States--Social policy--Congresses.
Harvard subject headings:
Korea (South)--Social policy--Congresses.
Social policy--Cross-cultural studies--Congresses.
United States--Social policy--Congresses.
Princeton subject headings:
Korea (South)--Social policy--Congresses.
Social policy--Cross-cultural studies--Congresses.
United States--Social policy--Congresses.