Columbia subject headings:
Fascism--Research--Germany--History.
Institut für Sozialforschung (Frankfurt am Main, Germany)--History.
National socialism--Research--Germany--History.
Harvard subject headings:
Fascism--Research--Germany (West)--History.
Institut für Sozialforschung (Frankfurt am Main, Germany)--History.
National socialism--Research--Germany (West)--History.
Princeton subject headings:
Institut für Sozialforschung (Frankfurt am Main, Germany)
National socialism.
Sociology--Research.