Columbia subject headings:
Harvard subject headings:
Austria--Intellectual life--18th century.
Austria--Intellectual life--19th century.
Intellectuals--Austria--Biography.
Sonnenfels, Joseph von, 1733-1817.
Princeton subject headings:
Austria--Intellectual life--18th century.
Austria--Intellectual life--19th century.
Intellectuals--Austria--Biography.
Sonnenfels, Joseph von, 1733-1817.