Columbia subject headings:
Encyclopedias.
Historians--Ukraine--Biography--Encyclopedias.
Reference works.
Ukraine--Biography--Encyclopedias.
Ukraine--History--Encyclopedias.
Harvard subject headings:
Ukraine--Biography--Encyclopedias.
Ukraine--History--Encyclopedias.
Princeton subject headings:
Encyclopedias.
Ukraine--Biography--Encyclopedias.
Ukraine--History--Encyclopedias.