Columbia subject headings:
Church architecture--Italy--Rome--Designs and plans.
Oratories--Italy--Rome.
Rome (Italy)--Buildings, structures, etc.
Harvard subject headings:
Church architecture--Italy--Rome--Designs and plans.
Oratories--Italy--Rome.
Rome (Italy)--Buildings, structures, etc.
Princeton subject headings:
Church architecture--Italy--Rome--Designs and plans.
Oratories--Italy--Rome.
Rome (Italy)--Buildings, structures, etc.