Columbia subject headings:
Urbino (Italy)--Guidebooks.
Urbino (Italy)--History.
Harvard subject headings:
Catholic church buildings--Italy--Urbino--Early works to 1800.
Urbino (Italy)--Description and travel--Early works to 1800.
Princeton subject headings:
Catholic church buildings--Italy--Urbino--Early works to 1800.
Urbino (Italy)--Description and travel--Early works to 1800.