Columbia subject headings:
Harvard subject headings:
Architecture--Switzerland--Zurich--20th century--Guidebooks.
Architecture--Switzerland--Zurich--21st century--Guidebooks.
Zurich (Switzerland)--Buildings, structures, etc.--Guidebooks.
Zurich (Switzerland)--Guidebooks.
Princeton subject headings:
Architecture--Switzerland--Zurich--20th century--Guidebooks.
Architecture--Switzerland--Zurich--21st century--Guidebooks.
Guidebooks.