MLA
Boyd, R. H. (Richard Henry). Boyd's National Baptist Pastor's Guide and Parliamentary Rules. 1900. African American Imprints Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/552w3r2385-cor.
APA, 6th edition
Boyd, R. H. (Richard Henry). (1900)[Boyd's National Baptist Pastor's Guide and Parliamentary Rules, 24th edition.]. African American Imprints Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/552w3r2385-cor.
Chicago
Boyd, R. H. (Richard Henry), Boyd's National Baptist Pastor's Guide and Parliamentary Rules, 1900, African American Imprints Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/552w3r2385-cor.