MLA
Souvenir Post Card Co. (N.Y.). Picking strawberries, near Norfolk, Va.. unknown. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/044bnzs7m3-cor.
APA, 6th edition
Souvenir Post Card Co. (N.Y.). (unknown)[Picking strawberries, near Norfolk, Va.]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/044bnzs7m3-cor.
Chicago
Souvenir Post Card Co. (N.Y.), Picking strawberries, near Norfolk, Va., unknown, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/044bnzs7m3-cor.