Columbia subject headings:
Architecture--Germany--History--20th century.
Hilmer, Heinz, 1936-
Sattler, Christoph, 1938-
Harvard subject headings:
Architectural firms--Germany.
Architecture, Modern--20th century--Germany.
Hilmer, Heinz, 1936-
Sattler, Christop, 1938-
Princeton subject headings:
Architecture, Modern--20th century--Germany.
Hilmer, Heinz, 1936-
Sattler, Christoph, 1938-