MLA
Vincent, Q. T. William V.S. Tubman, President of Liberia, Meeting with a Man and Woman. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 1. https://digital.library.emory.edu/purl/409j3tx9bt-cor.
APA, 6th edition
Vincent, Q. T. William V.S. Tubman, President of Liberia, meeting with a man and woman (Box 1) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/409j3tx9bt-cor.
Chicago
Vincent, Q. T. “William V.S. Tubman, President of Liberia, Meeting with a Man and Woman.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, n.d. Box 1. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/409j3tx9bt-cor.