Columbia subject headings:
Germany--Foreign relations--Soviet Union.
Germany--History--1933-1945.
Soviet Union--Foreign relations--Germany.
World War, 1939-1945--Germany.
Harvard subject headings:
Germany--Politics and government--1933-1945.
World War, 1939-1945--Campaigns--Soviet Union.
World War, 1939-1945--Germany.
Princeton subject headings:
Germany--Foreign relations--Soviet Union.
Germany--History--1933-1945--Maps.
Germany--History--1933-1945.
Maps.
Soviet Union--Foreign relations--Germany.
World War, 1939-1945--Germany.