Columbia subject headings:
Architecture, Gothic--Italy--Milan.
Church buildings--Italy--Milan--Design and construction--History--To 1500.
Duomo di Milano.
Milan (Italy)--Buildings, structures, etc.
Harvard subject headings:
Architecture, Gothic--Italy--Milan.
Church buildings--Italy--Milan--Design and construction--History--To 1500.
Duomo di Milano.
Milan (Italy)--Buildings, structures, etc.
Princeton subject headings:
Architecture, Gothic--Italy--Milan.
Church buildings--Italy--Milan--Design and construction--History--To 1500.
Duomo di Milano.
Milan (Italy)--Buildings, structures, etc.