MLA
Engraving of Confederate General Joseph E. Johnston, Published by Kurz & Allison. Kurz & Allison Art Studio. Stuart A. Rose Manuscript, Archives, and Rare Book Library, OP18. https://digital.library.emory.edu/purl/569z08kr05-cor.
APA, 6th edition
Engraving of Confederate General Joseph E. Johnston, published by Kurz & Allison (OP18). [Engravings (prints)]. Kurz & Allison Art Studio; Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/569z08kr05-cor.
Chicago
“Engraving of Confederate General Joseph E. Johnston, Published by Kurz & Allison.” Engravings (prints). Civil War Collection. Chicago, IL: Kurz & Allison Art Studio, n.d. OP18. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/569z08kr05-cor.