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