MLA
Holt & Cates Co. (Newman, Ga.). Cotton Blossoms. unknown. Robert Langmuir African American Photograph Collection. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/3009w0vt78-cor.
APA, 6th edition
Holt & Cates Co. (Newman, Ga.). (unknown)[Cotton Blossoms]. Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/3009w0vt78-cor.
Chicago
Holt & Cates Co. (Newman, Ga.), Cotton Blossoms, unknown, Robert Langmuir African American Photograph Collection, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/3009w0vt78-cor.