Columbia subject headings:
Harvard subject headings:
Europe, Central--History--20th century--Congresses.
Europe, Eastern--History--20th century--Congresses.
Germans--Relocation--Czech Republic--Sudetenland--History--20th century--Congresses.
Germans--Relocation--Europe, Central--History--20th century--Congresses.
Germans--Relocation--Europe, Eastern--History--20th century--Congresses.
Sudetenland (Czech Republic)--History--20th century--Congresses.
Princeton subject headings:
Europe, Central--History--20th century--Congresses.
Europe, Eastern--History--20th century--Congresses.
Germans--Relocation--Czech Republic--Sudetenland--History--20th century--Congresses.
Germans--Relocation--Europe, Central--History--20th century--Congresses.
Germans--Relocation--Europe, Eastern--History--20th century--Congresses.
Sudetenland (Czech Republic)--History--20th century--Congresses.