Schroeder, W. A. (2002). Opening the Ozarks: A historical geography of Missouri's Ste. Genevieve District, 1760-1830. University of Missouri Press.
Lua i Stíl Chicago (17ú heag.)Schroeder, Walter A. Opening the Ozarks: A Historical Geography of Missouri's Ste. Genevieve District, 1760-1830. Columbia: University of Missouri Press, 2002.
Lua MLA (9ú heag.)Schroeder, Walter A. Opening the Ozarks: A Historical Geography of Missouri's Ste. Genevieve District, 1760-1830. University of Missouri Press, 2002.
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