Hale, E. E. (1877). Philip Nolan's friends: A story of the change of western empire. Scribner, Armstrong.
Chicago-referens (17:e uppl.)Hale, Edward Everett. Philip Nolan's Friends: A Story of the Change of Western Empire. New York: Scribner, Armstrong, 1877.
MLA-referens (8:e uppl.)Hale, Edward Everett. Philip Nolan's Friends: A Story of the Change of Western Empire. Scribner, Armstrong, 1877.
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