edited by Ernest Rhys
J.M Dent & Sons, 1927
Buku Teks SO
Kennedy, X.J.
Harper Collins, 1991
Buku Referensi
edited by Sylvan Barnet, Morton Berman, William Burto
Harper Collin College, 1992
Buku Teks
Boase, Alan
University Paperbacks, 1964
Buku Teks SO
Wessels, Charlyn
Oxford University Press, 1991
Buku Teks SO