Columbia subject headings:
Harvard subject headings:
Lüthi, Urs, 1947---Catalogues raisonnés.
Lüthi, Urs, 1947---Exhibitions.
Photography, Artistic--Exhibitions
Princeton subject headings:
Lüthi, Urs, 1947---Catalogues raisonnés.
Lüthi, Urs, 1947---Exhibitions.