Tolong jelaskan mengenai Catatan dari Beatrice deMille

Pierce, David. Oct 1923 – Mar 1924 ": Early Cinema, Hollywood Studio System." Screenland. Vol. 8. Chicago: Exhibitors Herald, 1918. Pg.403. Media History Digital Library.

Matilda Beatrice deMille at the Internet Movie Database

DeMille, Cecil Blount, and Donald Hayne. The Autobiography of Cecil B. DeMille. New York: Prentice-Hall, 1959

Birchard, Robert S. Cecil B. DeMille's Hollywood. Lexington: UP of Kentucky, 2004