Columbia subject headings:
Korea--Civilization--Foreign influences.
Korea--Emigration and immigration.
Korea--Relations.
Multiculturalism--Korea--History.
Harvard subject headings:
Korea--Civilization--Foreign influences.
Korea--Emigration and immigration.
Korea--Relations.
Multiculturalism--Korea--History.
Princeton subject headings:
Korea (South)--Ethnic relations--History.
Korea--Civilization--Foreign influence--History.
Korea--Ethnic relations--History.
Multiculturalism--Korea (South)--History.
Multiculturalism--Korea--History.