Columbia subject headings:
Abbazia di S. Paolo fuori le mura (Rome, Italy)
Christian art and symbolism--Italy--Rome.
Mosaics, Italian--Italy--Rome.
Rome (Italy)--Buildings, structures, etc.
Harvard subject headings:
Abbazia di S. Paolo fuori le mura (Rome, Italy)--Guidebooks.
Christian art and symbolism--Italy--Rome--Guidebooks.
Mosaics, Italian--Italy--Rome--Guidebooks.
Rome (Italy)--Buildings, structures, etc.--Guidebooks.
Princeton subject headings:
Abbazia di S. Paolo fuori le mura (Rome, Italy)
Christian art and symbolism--Italy--Rome.
Mosaics, Italian--Italy--Rome.
Rome (Italy)--Buildings, structures, etc.