Weems, R. E., & Randolph, L. A. (2009). Business in black and white: American presidents & Black entrepreneurs in the twentieth century. New York University Press.
Citace podle Chicago (17th ed.)Weems, Robert E., a Lewis A. Randolph. Business in Black and White: American Presidents & Black Entrepreneurs in the Twentieth Century. New York: New York University Press, 2009.
Citace podle MLA (9th ed.)Weems, Robert E., a Lewis A. Randolph. Business in Black and White: American Presidents & Black Entrepreneurs in the Twentieth Century. New York University Press, 2009.
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