APA (7 वां संस्करण) प्रशस्ति पत्र
Horton, J. O., & Horton, L. E. (1998). In hope of liberty: Culture, community, and protest among northern free Blacks, 1700-1860. Oxford University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Horton, James Oliver, और Lois E. Horton. In Hope of Liberty: Culture, Community, and Protest Among Northern Free Blacks, 1700-1860. New York: Oxford University Press, 1998.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Horton, James Oliver, और Lois E. Horton. In Hope of Liberty: Culture, Community, and Protest Among Northern Free Blacks, 1700-1860. Oxford University Press, 1998.
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