Columbia subject headings:
Harvard subject headings:
Neo-Nazism--Germany--Exhibitions.
Radicalism--Germany--History--20th century--Exhibitions.
Radicalism--Germany--History--21st century--Exhibitions.
Princeton subject headings:
Neo-Nazism--Germany--Exhibitions.
Radicalism--Germany--History--20th century--Exhibitions.
Radicalism--Germany--History--21st century--Exhibitions.