Columbia subject headings:
Architecture--Germany--Konstanz--Guidebooks.
Architecture--Switzerland--Kreuzlingen--Guidebooks.
Art--Germany--Konstanz--Guidebooks.
Art--Switzerland--Kreuzlingen--Guidebooks.
Konstanz (Germany)--Buildings, structures, etc.
Kreuzlingen (Switzerland)--Buildings, structures, etc.
Harvard subject headings:
Architecture--Constance, Lake--Guidebooks.
Architecture--Germany--Konstanz--Guidebooks.
Architecture--Switzerland--Kreuzlingen--Guidebooks.
Constance, Lake--Guidebooks.
Konstanz (Germany)--Guidebooks.
Kreuzlingen (Switzerland)--Guidebooks.
Princeton subject headings: