Thody, Philip, author
Routledge, 2000
Buku Teks
Branca, Patricia, author
Croom Helm, 1978
Buku Teks
Oxford University Press, 1954
Buku Teks
edited by Margaret Carlyle
Oxford University Press, 1954
Buku Teks
Garrett, Mitchell B.
Appleton-Century-Crofts, , 1947
Buku Teks