Columbia subject headings:
Ajia Keizai Kenkyūjo (Japan)--Catalogs.
Korea (North)--Bibliography--Catalogs.
Korea--Bibliography--Catalogs.
Harvard subject headings:
Ajia Keizai Kenkyūjo (Japan). Tosho Shiryōbu--Catalogs.
Korea (North)--Bibliography--Catalogs.
Korea--Bibliography--Catalogs.
Princeton subject headings: