Columbia subject headings:
Christian antiquities--Italy--Ravenna.
Excavations (Archaeology)--Italy--Ravenna.
Ravenna (Italy)--Antiquities.
Ravenna (Italy)--Buildings, structures, etc.
S. Apollinare nuovo (Basilica : Ravenna, Italy)
Harvard subject headings:
Ravenna (Italy)--Buildings, structures, etc.
S. Apollinare nuovo (Basilica : Ravenna, Italy)
Princeton subject headings:
Ravenna (Italy)--Buildings, structures, etc.
S. Apollinare nuovo (Basilica : Ravenna, Italy)