Columbia subject headings:
Criminal investigation--Germany--History--Congresses.
Germany. Bundeskriminalamt--History--Congresses.
National socialism--Congresses.
Romani Genocide, 1939-1945--Congresses.
Harvard subject headings:
Princeton subject headings:
Criminology--Germany--History--Congresses.
Germany. Bundeskriminalamt--History--Congresses.
Memory--Political aspects--Germany--Congresses.
National socialism--Congresses.
Police--Germany--History--Congresses.