Maurois, A. (Andre)
E.P. Dutton & co., Inc., 1959
Buku Referensi
Bowen, Catherine Drinker
Little, Brown & Co., 1957
Buku Teks SO
Sansom, Katharine, 1883-
The Diplomatic Press , 1972
Buku Teks SO
Nelson, James G.
Twayne, 1966
Buku Teks SO
Rowling, J.K., 1965-
Arthur A. Livine Books , 1998
Buku Teks SO