MLA
Robinson, Louie. Vice-President Lyndon B. Johnson in a Suit Standing with Other Men in Suits, with One Holding a Microphone in Berkeley, California. 1961. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 32. https://digital.library.emory.edu/purl/532d7wm3dn-cor.
APA, 6th edition
Robinson, L. (1961). Vice-President Lyndon B. Johnson in a suit standing with other men in suits, with one holding a microphone in Berkeley, California (Box 32) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/532d7wm3dn-cor.
Chicago
Robinson, Louie. “Vice-President Lyndon B. Johnson in a Suit Standing with Other Men in Suits, with One Holding a Microphone in Berkeley, California.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, 1961. Box 32. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/532d7wm3dn-cor.