MLA
Adolph Selige Pub. Co. (St. Louis, Mo.). In the corn field in New Orleans, La. : an African American man holding an ear of corn. unknown. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/0924b8gtkn-cor.
APA, 6th edition
Adolph Selige Pub. Co. (St. Louis, Mo.). (unknown)[In the corn field in New Orleans, La. : an African American man holding an ear of corn]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/0924b8gtkn-cor.
Chicago
Adolph Selige Pub. Co. (St. Louis, Mo.), In the corn field in New Orleans, La. : an African American man holding an ear of corn, unknown, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/0924b8gtkn-cor.