Columbia subject headings:
Nature in literature.
Philosophy of nature in literature.
Political fiction, American--History and criticism.
Political science--United States--Philosophy.
Harvard subject headings:
Nature in literature.
Philosophy of nature in literature.
Political fiction, American--History and criticism.
Political science--United States--Philosophy.
Princeton subject headings:
Nature in literature.
Philosophy of nature in literature.
Political fiction, American--History and criticism.
Political science--United States--Philosophy.