National Film Registry "Casablanca" essay by Daniel Eagan in America's Film Legacy: The Authoritative Guide to the Landmark Movies in the National Film Registry
com ^ Thomas S. Hischak (2008). The Oxford Companion to the American Musical:Theatre, Film, and Television: Theatre, Film, and Television. Oxford University
(2001). Film editing: history, theory and practice : looking at the invisible. Manchester University Press. p. 210. ISBN 978-0-7190-5777-9 ^ “The 7th Academy