Columbia subject headings:
Germany--Intellectual life.
Germany--Relations--Italy--Sicily.
Sicily (Italy)--Intellectual life.
Sicily (Italy)--Relations--Germany.
Harvard subject headings:
Germany--Intellectual life.
Germany--Relations--Italy--Sicily.
Sicily (Italy)--Intellectual life.
Sicily (Italy)--Relations--Germany.
Princeton subject headings:
Germany--Intellectual life.
Germany--Relations--Italy--Sicily.
Sicily (Italy)--Intellectual life.
Sicily (Italy)--Relations--Germany.