Columbia subject headings:
Cheju Island (Korea)--Languages.
Cheju Island (Korea)--Social life and customs.
Korean language--Dialects--Korea (South)--Cheju Island--Texts.
Harvard subject headings:
Cheju Island (Korea)--Languages.
Cheju Island (Korea)--Social life and customs.
Korean language--Dialects--Korea (South)--Cheju Island--Texts.
Princeton subject headings: