Columbia subject headings:
Nationalsozialistische Deutsche Arbeiter-Partei. Schutzstaffel.
Waffen-SS--History--World War, 1939-1945.
World War, 1939-1945--Poland.
World War, 1939-1945--Soviet Union.
Harvard subject headings:
Europe, Eastern--Ethnic relations.
Germany--Armed Forces--History--World War, 1939-1945.
World War, 1939-1945--Campaigns--Eastern Front.
World War, 1939-1945--Secret service--Germany.
Princeton subject headings:
Europe, Eastern--Ethnic relations.
Germany--Armed Forces--History--World War, 1939-1945.
World War, 1939-1945--Campaigns--Eastern Front.
World War, 1939-1945--Secret service--Germany.