Columbia subject headings:
Architecture--Conservation and restoration--Czech Republic--Prague--Congresses.
Historic buildings--Remodeling for other use--Czech Republic--Prague--Congresses.
Historic districts--Conservation and restoration--Czech Republic--Prague--Congresses.
Prague (Czech Republic)--Buildings, structures, etc.--Conservation and restoration--Congresses.
Harvard subject headings:
Architecture--Czech Republic--Prague--Conservation and restoration--Congresses.
Historic buildings--Remodeling for other use--Czech Republic--Prague--Congresses.
Historic districts--Czech Republic--Prague--Conservation and restoration--Congresses.
Prague (Czech Republic)--Buildings, structures, etc.--Conservation and restoration--Congresses.
Princeton subject headings:
Architecture--Czech Republic--Prague--Conservation and restoration--Congresses.
Historic buildings--Czech Republic--Prague--Remodeling for other use--Congresses.
Historic districts--Czech Republic--Prague--Conservation and restoration--Congresses.
Prague (Czech Republic)--Buildings, structures, etc.--Conservation and restoration--Congresses.