Columbia subject headings:
Germany.
World War, 1939-1945--Germany.
World War, 1939-1945--Great Britain.
Harvard subject headings:
Germany
World War, 1939-1945--Germany.
World War, 1939-1945--Great Britain.
Princeton subject headings:
Germany.
World War, 1939-1945--Germany.
World War, 1939-1945--Great Britain.