Columbia subject headings:
Berlin (Germany)--History--1918-1945.
Germany--History--1933-1945.
World War, 1939-1945--Campaigns--Germany.
World War, 1939-1945--Germany--Berlin.
Harvard subject headings:
Berlin (Germany)--History--1918-1945
Germany--History--1933-1945.
World War, 1939-1945--Campaigns--Germany.
World War, 1939-1945--Germany--Berlin.
Princeton subject headings:
Berlin (Germany)--History--1918-1945.
Germany--History--1933-1945.
World War, 1939-1945--Campaigns--Germany.
World War, 1939-1945--Germany--Berlin.