MLA
Shackelford, Theodore Henry. Mammy's Cracklin' Bread : and Other Poems. Press of I.W. Klopp Co., 1916. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/7440rxwfd5-cor.
APA, 6th edition
Shackelford, T. H. (1916). Mammy's cracklin' bread : and other poems [African American pamphlet., African American author.]. Press of I.W. Klopp Co.; Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/7440rxwfd5-cor.
Chicago
Shackelford, Theodore Henry. “Mammy's Cracklin' Bread : and Other Poems.” African American pamphlet., African American author. African American Imprints Collection. Philadelphia: Press of I.W. Klopp Co., 1916. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/7440rxwfd5-cor.