edited by Kevin Gilbert
Penguin Books, 1988
Buku Teks
Simpson, Colin, author
Angus & Robertson, 1954
Buku Teks
BlackWell Publishing, 2004
Buku Teks
edited by Richard Ellman and Robert O'Clair
W.W. Norton, 1973
Buku Teks
edited by X.J. Kennedy
Little, Brown, 1973
Buku Teks