Columbia subject headings:
Building laws--Switzerland--Zurich (Canton)
Building laws--Switzerland.
Garages--Switzerland.
Harvard subject headings:
Automobile parking--Law and legislation--Switzerland--Zurich (Canton)
Building laws--Switzerland--Zurich (Canton)
Garages--Law and legislation--Switzerland--Zurich (Canton)
Playgrounds--Law and legislation--Switzerland--Zurich (Canton)
Princeton subject headings: