Cita APA (7a ed.)

Bolster, W. J. (1997). Black jacks: African American seamen in the age of sail. Harvard University Press.

Cita Chicago Style (17a ed.)

Bolster, W. Jeffrey. Black Jacks: African American Seamen in the Age of Sail. Cambridge, Mass.: Harvard University Press, 1997.

Cita MLA (8a ed.)

Bolster, W. Jeffrey. Black Jacks: African American Seamen in the Age of Sail. Harvard University Press, 1997.