Columbia subject headings:
Bologna (Italy)--Buildings, structures, etc.
Human beings in art.
Sculpture, Gothic--Italy--Bologna.
Sculpture, Italian--Italy--Bologna.
Sepulchral monuments--Italy--Bologna.
Harvard subject headings:
Bologna (Italy)--Buildings, structures, etc.
Human beings in art.
Sculpture, Gothic--Italy--Bologna.
Sculpture, Italian--Italy--Bologna.
Sepulchral monuments, Medieval--Italy--Bologna.
Sepulchral monuments--Italy--Bologna.
Princeton subject headings:
Sculpture, Gothic--Italy--Bologna.
Sculpture, Italian--Italy--Bologna.