MLA
An African American Boy and Another Boy, Who Are Bare Foot, Holding Something in Their Mouths between Each Other. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 61. https://digital.library.emory.edu/purl/518rbnzsbj-cor.
APA, 6th edition
An African American boy and another boy, who are bare foot, holding something in their mouths between each other (Box 61). [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/518rbnzsbj-cor.
Chicago
“An African American Boy and Another Boy, Who Are Bare Foot, Holding Something in Their Mouths between Each Other.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, n.d. Box 61. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/518rbnzsbj-cor.