MLA
Smith, L. H. (Lewis Henry), 1853-. Earnest pleas to married and single people. 1891. African American Imprints Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/682k6djk51-cor.
APA, 6th edition
Smith, L. H. (Lewis Henry), 1853-. (1891)[Earnest pleas to married and single people]. African American Imprints Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/682k6djk51-cor.
Chicago
Smith, L. H. (Lewis Henry), 1853-, Earnest pleas to married and single people, 1891, African American Imprints Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/682k6djk51-cor.