Columbia subject headings:
English literature--19th century--History and criticism.
English literature--20th century--History and criticism.
English wit and humor--History and criticism.
Harvard subject headings:
English literature--19th century--History and criticism
English literature--20th century--History and criticism
English wit and humor--History and criticism.
Princeton subject headings:
English literature--19th century--History and criticism.
English literature--20th century--History and criticism.
English wit and humor--History and criticism.