Columbia subject headings:
Cultural property--Korea (North)--Bibliography.
Korea (North)--Antiquities--Bibliography.
Korea (North)--Civilization--Bibliography.
Harvard subject headings:
Cultural property--Korea (North)--Bibliography.
Korea (North)--Antiquities--Bibliography.
Korea (North)--Civilization--Bibliography.
Princeton subject headings:
Cultural property--Korea (North)--Bibliography.
Korea (North)--Civilization--Bibliography.