Columbia subject headings:
Soviet Union--History--German occupation, 1941-1944.
World War, 1939-1945--Campaigns.
World War, 1939-1945--Soviet Union.
Harvard subject headings:
Soviet Union--History, Military.
Soviet Union--History--German occupation, 1941-1944.
Soviet Union. Raboche-Krestʹi︠a︡nskai︠a︡ Krasnai︠a︡ Armii︠a︡--History
World War, 1939-1945--Campaigns.
World War, 1939-1945--Soviet Union.
Princeton subject headings:
Soviet Union--History--German occupation, 1941-1944.
World War, 1939-1945--Campaigns.
World War, 1939-1945--Soviet Union.