MLA
K.A. Ayers, Missionary to the Natives of Liberia, Sitting in a Chair Wearing a Suit, Holding a Book in One Hand. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 35. https://digital.library.emory.edu/purl/9289ghx3mh-cor.
APA, 6th edition
K.A. Ayers, missionary to the natives of Liberia, sitting in a chair wearing a suit, holding a book in one hand (Box 35). [Card photographs (photographs)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/9289ghx3mh-cor.
Chicago
“K.A. Ayers, Missionary to the Natives of Liberia, Sitting in a Chair Wearing a Suit, Holding a Book in One Hand.” Card photographs (photographs). Robert Langmuir African American Photograph Collection, n.d. Box 35. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/9289ghx3mh-cor.