Columbia subject headings:
Harvard subject headings:
Frisch, Max, 1911-1991--Criticism and interpretation.
Keller, Gottfried, 1819-1890--Criticism and interpretation.
Rilke, Rainer Maria, 1875-1926--Criticism and interpretation.
Princeton subject headings:
Frisch, Max, 1911---Criticism and interpretation.
Keller, Gottfried, 1819-1890--Criticism and interpretation.
Rilke, Rainer Maria, 1875-1926--Criticism and interpretation.