Dyfyniad APA
Bolster, W. J. (1997). Black jacks: African American seamen in the age of sail. Harvard University Press.
Dyfyniad Arddull Chicago
Bolster, W. Jeffrey. Black Jacks: African American Seamen in the Age of Sail. Cambridge, MA: Harvard University Press, 1997.
Dyfyniad MLA
Bolster, W. Jeffrey. Black Jacks: African American Seamen in the Age of Sail. Harvard University Press, 1997.
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