MLA
Artvue Post Card Co. (New York, N.Y.). Illinois Technical School for Colored Girls. July 15, 1942. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/569z08kpw4-cor.
APA, 6th edition
Artvue Post Card Co. (New York, N.Y.). (July 15, 1942)[Illinois Technical School for Colored Girls]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/569z08kpw4-cor.
Chicago
Artvue Post Card Co. (New York, N.Y.), Illinois Technical School for Colored Girls, July 15, 1942, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/569z08kpw4-cor.