Usner, D. H. (1992). Indians, Settlers, and Slaves in a Frontier Exchange Economy: The Lower Mississippi Valley Before 1783. Univ. of North Carolina Press.
Cita Chicago Style (17a ed.)Usner, Daniel H. Indians, Settlers, and Slaves in a Frontier Exchange Economy: The Lower Mississippi Valley Before 1783. Chapel Hill u.a.: Univ. of North Carolina Press, 1992.
Cita MLA (8a ed.)Usner, Daniel H. Indians, Settlers, and Slaves in a Frontier Exchange Economy: The Lower Mississippi Valley Before 1783. Univ. of North Carolina Press, 1992.
Precaución: Estas citas no son 100% exactas.