MLA
Selena, Posing in Costume with Poka Dot Hat and Shorts. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 36. https://digital.library.emory.edu/purl/938jdfn33q-cor.
APA, 6th edition
Selena, posing in costume with poka dot hat and shorts (Box 36). [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/938jdfn33q-cor.
Chicago
“Selena, Posing in Costume with Poka Dot Hat and Shorts.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, n.d. Box 36. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/938jdfn33q-cor.