Campbell, Joseph. The Hero with a Thousand Faces. Bollingen Series XVII. Princeton: Princeton University Press, 1949.
Decker, Kevin S., Eberl, Jason T., Irwin, William, eds. Star Wars and Philosophy. Peru, IL: Open Court, 2005.
Hearn, Marcus. Cinema of George Lucas. New York: Harry N. Abrams, 2005.
The Hidden Fortress. Produced and directed by Akira Kurosawa. 139 minutes. Toho, 1958.
Kline, Sally. George Lucas: Interviews. Oxford: University Press of Mississippi, 1999.
The Searchers. Produced and directed by John Ford. 119 minutes. Warner Brothers, 1956.
The Seven Samurai. Produced and directed by Akira Kurosawa. 206 minutes. Toho, 1954.
Shone, Tom. Blockbuster: Or, How Hollywood Learned to Stop Worrying and Love the Summer. New York: The Free Press, 2004.