MLA
Souvenir, One Hundredth Anniversary of the Providence Baptist Church, Monrovia, Liberia : Rev. C.C. Boone, B.D., M.D., Pastor. [The Church?], 1922. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/689d51c6j4-cor.
APA, 6th edition
Souvenir, one hundredth anniversary of the Providence Baptist Church, Monrovia, Liberia : Rev. C.C. Boone, B.D., M.D., pastor. (1922). [African American pamphlet., African American author.]. [The Church?]; Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/689d51c6j4-cor.
Chicago
“Souvenir, One Hundredth Anniversary of the Providence Baptist Church, Monrovia, Liberia : Rev. C.C. Boone, B.D., M.D., Pastor.” African American pamphlet., African American author. African American Imprints Collection. [Monrovia, Liberia?]: [The Church?], 1922. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/689d51c6j4-cor.