Columbia subject headings:
Art and society--Germany (East)--Exhibitions.
Pfeifer, Mario--Exhibitions.
Video art--Germany (East)--Exhibitions.
Harvard subject headings:
Art and society--Germany (East)--Exhibitions.
Pfeifer, Mario--Exhibitions.
Video art--Germany (East)--Exhibitions.
Princeton subject headings:
Art and society--Germany (East)--Exhibitions.
Pfeifer, Mario--Exhibitions.
Video art--Germany (East)--Exhibitions.