Orwell, George, 1903-1950, author
Penguin Books, 1989
Buku Teks
Weismantel, Guy E.
Buku Teks
edited by Guy E. Weismantel
McGraw-Hill, 1981
Buku Referensi
Andrus, J.Russell
Stanford University Press, 1947
Buku Teks
Ishiguro, Kazuo, author
Faber and Faber, 2001
Buku Teks