Hart-Smith, William
Butterfly Books, 1991
Buku Teks
Blackman, Barbara
Penguin Books , 1997
Buku Teks
Blackman, Barbara
Viking, 1998
Buku Teks
Boerner, Peter
Hamburg Rowohlt Taschenbuch 1964
Buku Teks
Herdi Sahrasad
Freedom Foundation, [date of publication not identified]
Buku Teks