MLA
Margaret Walker Standing behind a WMCA Microphone Surrounded by Nicodemus, Noble Sissle and Three Other Men. 1942. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 9. https://digital.library.emory.edu/purl/945cc2fr4j-cor.
APA, 6th edition
Margaret Walker standing behind a WMCA microphone surrounded by Nicodemus, Noble Sissle and three other men (Box 9). (1942). [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/945cc2fr4j-cor.
Chicago
“Margaret Walker Standing behind a WMCA Microphone Surrounded by Nicodemus, Noble Sissle and Three Other Men.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, 1942. Box 9. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/945cc2fr4j-cor.