MLA
Coston, W. Hilary (William Hilary). A freeman and yet a slave. 1888. African American Imprints Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/788cfxpqpf-cor.
APA, 6th edition
Coston, W. Hilary (William Hilary). (1888)[A freeman and yet a slave]. African American Imprints Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/788cfxpqpf-cor.
Chicago
Coston, W. Hilary (William Hilary), A freeman and yet a slave, 1888, African American Imprints Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/788cfxpqpf-cor.