Columbia subject headings:
Caldwell, Erskine, 1903-1987.
Frost, Robert, 1874-1963.
Stevens, Wallace, 1879-1955.
Harvard subject headings:
American literature--20th century--Bibliography
Booksellers' catalogs.
Caldwell, Erskine, 1903-1987
English literature--20th century--Bibliography
Frost, Robert, 1874-1963
Stevens, Wallace, 1879-1955.
Princeton subject headings:
American literature--20th century--Bibliography.
Booksellers' catalogs.
English literature--20th century--Bibliography.