Columbia subject headings:
Architecture, Romanesque--Italy--Parma.
Duomo di Parma.
Parma (Italy)--Buildings, structures, etc.
Harvard subject headings:
Architecture, Romanesque--Italy--Parma.
Church architecture--Italy--Parma.
Church decoration and ornament--Italy--Parma.
Duomo di Parma.
Parma (Italy)--Buildings, structures, etc.
Princeton subject headings:
Architecture, Romanesque--Italy--Parma.
Church architecture--Italy--Parma.
Church decoration and ornament--Italy--Parma.
Duomo di Parma.
Parma (Italy)--Buildings, structures, etc.