MLA
Northup, Solomon, 1808-1863?. Twelve years a slave : the thrilling story of a free colored man, kidnapped in Washington in 1841, sold into slavery, and after a tweleve years' bondage reclaimed by state authority from a cotton plantation in Louisiana. XXXX. African American Imprints Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/3246q5765r-cor.
APA, 6th edition
Northup, Solomon, 1808-1863?. (XXXX)[Twelve years a slave : the thrilling story of a free colored man, kidnapped in Washington in 1841, sold into slavery, and after a tweleve years' bondage reclaimed by state authority from a cotton plantation in Louisiana]. African American Imprints Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/3246q5765r-cor.
Chicago
Northup, Solomon, 1808-1863?, Twelve years a slave : the thrilling story of a free colored man, kidnapped in Washington in 1841, sold into slavery, and after a tweleve years' bondage reclaimed by state authority from a cotton plantation in Louisiana, XXXX, African American Imprints Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/3246q5765r-cor.