Columbia subject headings:
American literature--History and criticism.
Philosophy, American.
United States--Civilization.
Harvard subject headings:
American literature--History and criticism
Philosophy, American.
United States--Civilization.
United States--Politics and government.
United States--Religion.
Princeton subject headings:
American literature--History and criticism.
Philosophy, American.
United States--Civilization.
United States--Politics and government.
United States--Religion.