Lees, Stella
Oxford University Press, 1993
Buku Referensi
Johson, Bruce
Oxford University Press, 1987
Buku Teks
edited by Margaret Drabble
Oxford University Press, 1998
Buku Referensi
edited by Margaret Drabble
Oxford University Press, 1985
Buku Referensi
Hart, James
Oxford University Press, 1965
Buku Referensi