Clark, H. H. (1938). Addresses upon the American road. C. Scribner's Sons.
Chicago-viite (17. p.)Clark, Herbert Hoover. Addresses upon the American Road. New York: C. Scribner's Sons, 1938.
MLA-viite (9. p.)Clark, Herbert Hoover. Addresses upon the American Road. C. Scribner's Sons, 1938.
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