Columbia subject headings:
Harvard subject headings:
College students--Political activity--Germany--Erfurt--History--20th century.
Pädagogische Hochschule Erfurt--History.
Protest movements--Germany (East)--History.
Student movements--Germany (East)--History.
Student movements--Germany--Erfurt--History--20th century.
Princeton subject headings:
College students--Political activity--Germany--Erfurt--History--20th century.
Pädagogische Hochschule Erfurt--History.
Protest movements--Germany (East)--History.
Student movements--Germany (East)--History.
Student movements--Germany--Erfurt--History--20th century.