Columbia subject headings:
Hofmannsthal, Hugo von, 1874-1929--Knowledge and learning.
Manners and customs.
Marriage in literature.
Harvard subject headings:
Hofmannsthal, Hugo von, 1874-1929.
Marriage in literature.
Princeton subject headings:
Hofmannsthal, Hugo von, 1874-1929--Knowledge--Manners and customs.
Marriage in literature.