Nattrass, Laonora, author
Cambridge University Press, 2003
eBooks
Guy, Josephine M, author
Harvester Wheatshef, 1991
Buku Teks
Thackeray, W.M. (William Makepeace)
J.M. Dent & Sons, 1948
Buku Klasik
Thomas, David, author
Penguin Books, 1963
Buku Teks
Houghton, John W.
Westview Press , 1991
Buku Teks