Blunt, Anne. Voyage En Arabie. Pèlerinage an Nedjed, Berceau de La Race Arabe. Paris: Hachette, 1882.
Twain, Mark. Roughing It. Toronto: Musson, 1899.
Stevenson, Robert Louis. Travels with a donkey in the Cevennes. New York: Current Literature Pub. Co., 1909.
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