MLA
Schroeder, Henry. Lyrics to "Oh Jeff! Oh Jeff! How Are You Now" by Henry Schroeder and Published by Firth, Son & Co., New York (Photocopy). Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 8, Folder 14. https://digital.library.emory.edu/purl/525k98sfxp-cor.
APA, 6th edition
Schroeder, H. Lyrics to "Oh Jeff! Oh Jeff! How Are You Now" by Henry Schroeder and published by Firth, Son & Co., New York (photocopy) (Box 8, Folder 14) [Songs (musical compositions)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/525k98sfxp-cor.
Chicago
Schroeder, Henry. “Lyrics to ‘Oh Jeff! Oh Jeff! How Are You Now’ by Henry Schroeder and Published by Firth, Son & Co., New York (Photocopy).” Songs (musical compositions). Civil War Collection, n.d. Box 8, Folder 14. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/525k98sfxp-cor.