Collier, C., & Collier, J. L. (2000). Slavery and the coming of the Civil War, 1831-1861. Benchmark Books/Marshall Cavendish.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCollier, Christopher, और James Lincoln Collier. Slavery and the Coming of the Civil War, 1831-1861. New York: Benchmark Books/Marshall Cavendish, 2000.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCollier, Christopher, और James Lincoln Collier. Slavery and the Coming of the Civil War, 1831-1861. Benchmark Books/Marshall Cavendish, 2000.
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