MLA
An African American Pharmacist/Chemist Wearing a Suit and Bow Tie Seated with a Bowl in His Hands, Possibly James Still. 1878. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 63. https://digital.library.emory.edu/purl/679573n5xj-cor.
APA, 6th edition
An African American pharmacist/chemist wearing a suit and bow tie seated with a bowl in his hands, possibly James Still (Box 63). (1878). [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/679573n5xj-cor.
Chicago
“An African American Pharmacist/Chemist Wearing a Suit and Bow Tie Seated with a Bowl in His Hands, Possibly James Still.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, 1878. Box 63. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/679573n5xj-cor.