Elliot, Florence, author
Penguin Books, 1957
Buku Referensi
Oxford University Press, 1993
Buku Referensi
Chevalier, Jean, author
Blakwell, 1994
Buku Referensi
Curzon, L. B., author
Pitman, 1994
Buku Referensi
editor, Elizabeth A. Martin
Oxford University Press, 1994
Buku Referensi