Columbia subject headings:
World War, 1939-1945--Campaigns--Soviet Union.
Harvard subject headings:
World War, 1939-1945--Campaigns--Soviet Union.
World War, 1939-1945--Soviet Union--Sources.
Princeton subject headings:
World War, 1939-1945--Campaigns--Soviet Union--Sources.
World War, 1939-1945--Soviet Union--Sources.