edited by Donald M. Allen
Grove Press, 1960
Buku Teks
edited by Antony Easthope, John O. Thompson
Harvester Wheatsheaf, 1991
Buku Teks
Cummings, Paul, author
St. Martin's Press, 1966
Buku Referensi
Evans, Bergen, 1904-, author
Random House, 1957
Buku Referensi
Dembo, L.S., author
University of California Press, 1966
Buku Teks