Columbia subject headings:
Harvard subject headings:
Sociologists--Germany--Hamburg--History.
Sociology--Germany--Hamburg--History.
Sociology--Study and teaching (Higher)--Germany--Hamburg--History.
Universität Hamburg. Institut für Soziologie--History.
Princeton subject headings:
Sociology--Study and teaching (Higher)--Germany--Hamburg.
Universität Hamburg.
Universität Hamburg. Institut für Soziologie