Margo, R. A. (1990). Race and schooling in the South, 1880-1950: An economic history. University of Chicago Press.
Lua i Stíl Chicago (17ú heag.)Margo, Robert A. Race and Schooling in the South, 1880-1950: An Economic History. Chicago: University of Chicago Press, 1990.
Lua MLA (9ú heag.)Margo, Robert A. Race and Schooling in the South, 1880-1950: An Economic History. University of Chicago Press, 1990.
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