Columbia subject headings:
Catholic institutions--Italy--Rome--History.
Oriente cristiano--Indexes.
Pontificium Institutum Orientalium Studiorum--History.
Harvard subject headings:
Catholic institutions--Italy--Rome--History.
Oriente cristiano--Indexes.
Pontificium Institutum Orientalium Studiorum--History.
Princeton subject headings:
Catholic institutions--Italy--Rome--History.
Pontificium Institutum Orientalium Studiorum--History.