MLA
African American Men, Women and Children Picking Cotton in a Field, with a Man on a Horse-Drawn Cart Watching Them. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 44. https://digital.library.emory.edu/purl/7719kd51hr-cor.
APA, 6th edition
African American men, women and children picking cotton in a field, with a man on a horse-drawn cart watching them (Box 44). [Card photographs (photographs)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/7719kd51hr-cor.
Chicago
“African American Men, Women and Children Picking Cotton in a Field, with a Man on a Horse-Drawn Cart Watching Them.” Card photographs (photographs). Robert Langmuir African American Photograph Collection, n.d. Box 44. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/7719kd51hr-cor.