Columbia subject headings:
Harvard subject headings:
JungdemokratInnen-Junge Linke--History--20th century.
Labor movement--Germany--History--20th century
Student movements--Germany--History--20th century.
Princeton subject headings:
JungdemokratInnen-Junge Linke--History--20th century.
Labor movement--Germany--History--20th century.
Student movements--Germany--History--20th century.