MLA
Program for "Forty-Second Reunion Society of the Army of Tennessee, October 3rd and 4th 1912, Jefferson Hotel, Peoria, Illinois". 1912. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 23, Folder 30. https://digital.library.emory.edu/purl/982x3ffcvt-cor.
APA, 6th edition
Program for "Forty-Second Reunion Society of the Army of Tennessee, October 3rd and 4th 1912, Jefferson Hotel, Peoria, Illinois" (Box 23, Folder 30). (1912). [Programs (documents)]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/982x3ffcvt-cor.
Chicago
“Program for ‘Forty-Second Reunion Society of the Army of Tennessee, October 3rd and 4th 1912, Jefferson Hotel, Peoria, Illinois.’” Programs (documents). Civil War Collection, 1912. Box 23, Folder 30. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/982x3ffcvt-cor.