Olmsted, F. L. (1984). The cotton kingdom.. Mason Brothers, The Modern Library.
Lua i Stíl Chicago (17ú heag.)Olmsted, Frederick Law. The Cotton Kingdom.. New York: Mason Brothers, The Modern Library, 1984.
Lua MLA (8ú heag.)Olmsted, Frederick Law. The Cotton Kingdom.. Mason Brothers, The Modern Library, 1984.
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