Brooks, Van Wyck
E.P.Dutton, 1958
Buku Teks
Cummings, Paul, author
St. Martin's Press, 1966
Buku Referensi
Fielding, Mantle, 1865-1941, author
Apollo, 1983
Buku Referensi
Gilbert, Dorothy B., author
R.R.Bowker, [date of publication not identified]
Buku Teks
edited by Stanley J. Kunitz and Howard Haycraft
H.W. Wilson, 1960
Buku Referensi