Columbia subject headings:
Harvard subject headings:
Jewish philosophy--History--19th century.
Jewish philosophy--History--20th century.
Princeton subject headings:
Buber, Martin, 1878-1965.
Cohen, Hermann, 1842-1918.
Jewish philosophy--History--20th century.
Lévinas, Emmanuel.
Rosenzweig, Franz, 1886-1929.
Strauss, Leo.