Vance, R. B. (1929). Human factors in cotton culture: A study in the social geography of the American South. The Uniersity of North Carolina press.
Lua i Stíl Chicago (17ú heag.)Vance, Robert Bayless. Human Factors in Cotton Culture: A Study in the Social Geography of the American South. Chapel Hill: The Uniersity of North Carolina press, 1929.
Lua MLA (8ú heag.)Vance, Robert Bayless. Human Factors in Cotton Culture: A Study in the Social Geography of the American South. The Uniersity of North Carolina press, 1929.
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