Columbia subject headings:
Architecture--Netherlands--Delft--Guidebooks.
Delft (Netherlands)--Buildings, structures, etc.--Guidebooks.
Harvard subject headings:
Architecture--Netherlands--Delft--Guidebooks.
Delft (Netherlands)--Buildings, structures, etc.--Guidebooks.
Princeton subject headings:
Architecture--Netherlands--Delft--Guidebooks.
Delft (Netherlands)--Buildings, structures, etc.--Guidebooks.