Columbia subject headings:
Catholics--Germany--History--20th century--Congresses.
Church work with refugees--Germany--History--20th century--Congresses.
Germany (East)--Church history--20th century--Congresses.
Germany (West)--Church history--20th century--Congresses.
Protestants--Germany--History--20th century--Congresses.
Refugees--Germany--History--20th century--Congresses.
Harvard subject headings:
Church work with refugees--Germany (East)--History--20th century--Congresses.
Church work with refugees--Germany--History--20th century--Congresses.
Germany (East)--Church history--20th century--Congresses.
Germany (West)--Church history--20th century--Congresses.
Refugees--Germany (East)--History--20th century--Congresses.
Refugees--Germany--Congresses.
Refugees--Germany--History--20th century--Congresses.
World War, 1939-1945--Refugees--Germany--Congresses.
Princeton subject headings: