Dorsey, J. H. (2011). Hirelings: African American workers and free labor in early Maryland. Cornell University Press.
Tohutoru Kātū Chicago (17th ed.)Dorsey, Jennifer Hull. Hirelings: African American Workers and Free Labor in Early Maryland. Ithaca: Cornell University Press, 2011.
Tohutoro MLA (9th ed.)Dorsey, Jennifer Hull. Hirelings: African American Workers and Free Labor in Early Maryland. Cornell University Press, 2011.
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