Benton, Peter, author
Hodder and Stoughton Educational, 1994
Buku Teks
Anthony, Michael, author
Longman, 1993
Buku Teks
Traven, B., author
Hill and Wang, 1966
Buku Teks
Lehmann, John
AB LJUS, 1946
Buku Teks
edited by Milton Crane
Bantam Classic, 2005
Buku Teks