MLA
J.K. Warner & Co. (Jacksonville, Fla.). Colored group : African Americans on a porch. unknown. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/774qjq2c04-cor.
APA, 6th edition
J.K. Warner & Co. (Jacksonville, Fla.). (unknown)[Colored group : African Americans on a porch]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/774qjq2c04-cor.
Chicago
J.K. Warner & Co. (Jacksonville, Fla.), Colored group : African Americans on a porch, unknown, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/774qjq2c04-cor.