Columbia subject headings:
Harvard subject headings:
Biblioteka Narodowa (Poland)--Catalogs.
Jews--Poland--History--20th century--Sources--Catalogs.
Princeton subject headings:
Biblioteka Narodowa (Poland)--Catalogs.
Catalogs.
Jews--Poland--History--20th century--Bibliography--Catalogs.
Poland--History--1918-1945--Bibliography--Catalogs.