APA (7 वां संस्करण) प्रशस्ति पत्र
Sparks, R. J. (2014). Where the Negroes are masters: An African port in the era of the slave trade. Harvard University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Sparks, Randy J. Where the Negroes Are Masters: An African Port in the Era of the Slave Trade. Cambridge, Massachusetts ; London, England: Harvard University Press, 2014.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Sparks, Randy J. Where the Negroes Are Masters: An African Port in the Era of the Slave Trade. Harvard University Press, 2014.
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