Columbia subject headings:
American fiction--20th century--History and criticism.
Harvard subject headings:
American fiction--20th century--History and criticism
Ellison, Ralph. Invisible man--Criticism and interpretation.
Epic literature--History and criticism.
Hemingway, Ernest, 1899-1961. For whom the bell tolls--Criticism and interpretation.
Influence (Literary, artistic, etc.)
Norris, Frank, 1870-1902. Octopus--Criticism and interpretation.
Steinbeck, John, 1902-1968. Grapes of wrath--Criticism and interpretation.
Princeton subject headings:
American fiction--20th century--History and criticism.
Epic literature--History and criticism.
Influence (Literary, artistic, etc.)