Columbia subject headings:
Architects--Switzerland--Interviews.
Architecture, Modern--20th century.
Architecture, Modern--21st century.
Botta, Mario, 1943---Interviews.
Harvard subject headings:
Architects--Switzerland--Interviews.
Architecture, Modern--21st century
Botta, Mario,--1943---Interviews.
Princeton subject headings:
Architects--Switzerland--Interviews.
Architecture, Modern--20th century.
Architecture, Modern--21st century.
Botta, Mario--1943---Interviews.
Interviews.