http://www.newyorker.com/online/blogs/photobooth/2013/12/a-reluctant-subject-portraits-of-samuel-beckett.html#slide_ss_0=1. in London, April. 1976. Photograph by Jane Bown.
http://www.surrealism-plays.com/
http://www.shmoop.com/waiting-for-godot/duality-symbol.html
Beckett, Samuel. Waiting for Godot. The Norton Anthology of Drama, Volume II. Ed. J. Ellen Gainor, Stanton B. Garner Jr., Martin Puchner. New York. 2nd Edition. W. W. Norton & Company. 2014. 1016-1072. Print.