Columbia subject headings:
Harvard subject headings:
Education, Higher--Italy--Perugia--History--Sources.
Perugia (Italy)--History--Sources.
Università di Perugia--History--Sources.
Princeton subject headings:
Perugia (Italy)--History--Sources.
Perugia (Italy)--History.
Università di Perugia--History--Sources.
Università di Perugia--History.