Columbia subject headings:
Idealism in literature.
Schiller, Friedrich, 1759-1805--Criticism and interpretation.
Skepticism in literature.
Harvard subject headings:
Idealism in literature.
Schiller, Friedrich, 1759-1805--Criticism and interpretation.
Skepticism in literature.
Princeton subject headings:
Idealism in literature.
Schiller, Friedrich, 1759-1805--Dramatic works.
Skepticism in literature.