Whitman, T. S. (1997). The price of freedom: Slavery and manumission in Baltimore and early national Maryland. The University Press of Kentucky.
Citace podle Chicago (17th ed.)Whitman, T. Stephen. The Price of Freedom: Slavery and Manumission in Baltimore and Early National Maryland. Lexington, Kentucky: The University Press of Kentucky, 1997.
Citace podle MLA (9th ed.)Whitman, T. Stephen. The Price of Freedom: Slavery and Manumission in Baltimore and Early National Maryland. The University Press of Kentucky, 1997.
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