Columbia subject headings:
American literature--20th century--Periodicals.
English literature--20th century--Periodicals.
Literature, Modern--20th century--Periodicals.
Harvard subject headings:
American literature--20th century--Periodicals
English literature--20th century--Periodicals
Princeton subject headings:
American literature--20th century--Periodicals.
English literature--20th century--Periodicals.
Periodicals.