Columbia subject headings:
Harvard subject headings:
Bologna (Italy)--Buildings, structures, etc.
Christian art and symbolism--Italy--Bologna--Guidebooks.
Christian art and symbolism--Italy--Bologna.
Santuario di Santa Maria della Vita (Bologna, Italy)
Santuario di Santa Maria della Vita (Bologna, Italy)--Guidebooks.
Princeton subject headings:
Bologna (Italy)--Buildings, structures, etc.--Guidebooks.
Christian art and symbolism--Italy--Bologna--Guidebooks.
Guidebooks.
Santuario di Santa Maria della Vita (Bologna, Italy)--Guidebooks.