MLA
Quailes, W. B. Receipt of $50 Signed by W. B. Quailes. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 6, Folder 57. https://digital.library.emory.edu/purl/419s1rn9cg-cor.
APA, 6th edition
Quailes, W. B. Receipt of $50 signed by W. B. Quailes (Box 6, Folder 57) [Receipts (financial records)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/419s1rn9cg-cor.
Chicago
Quailes, W. B. “Receipt of $50 Signed by W. B. Quailes.” Receipts (financial records). Civil War Collection, n.d. Box 6, Folder 57. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/419s1rn9cg-cor.