MLA
Halvey, Roberts S. St. Elizabeth's Classroom with Teachers Helping Students. 1956. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 11. https://digital.library.emory.edu/purl/0924b8gtq9-cor.
APA, 6th edition
Halvey, R. S. (1956). St. Elizabeth's classroom with teachers helping students (Box 11) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/0924b8gtq9-cor.
Chicago
Halvey, Roberts S. “St. Elizabeth's Classroom with Teachers Helping Students.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, 1956. Box 11. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/0924b8gtq9-cor.