Columbia subject headings:
Nationaal-Socialistische Beweging der Nederlanden.
Netherlands--History--German occupation, 1940-1945.
World War, 1939-1945--Sources.
Harvard subject headings:
Nationaal-Socialistische Beweging der Nederlanden
Netherlands--History--German occupation, 1940-1945.
World War, 1939-1945--Documents, etc.--Sources.
Princeton subject headings: