MLA
Schick, Jules. Picture of Dr. Martin Luther King, Jr. 1966. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 18. https://digital.library.emory.edu/purl/276f1vhhz5-cor.
APA, 6th edition
Schick, J. (1966). Picture of Dr. Martin Luther King, Jr. (Box 18) [Black-and-white photographs]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/276f1vhhz5-cor.
Chicago
Schick, Jules. “Picture of Dr. Martin Luther King, Jr.” Black-and-white photographs. Robert Langmuir African American Photograph Collection, 1966. Box 18. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/276f1vhhz5-cor.