MLA
Circular Letter from the Congress of Racial Equality (CORE) Regarding the Actions Taken by the Group, Requesting Donations to Continue Their Work, and an Enclosed Booklet, "Sit-Ins: The Student Report", Describing Some of the Actions Taken so Far by the Group. 1960. Stuart A. Rose Manuscript, Archives, and Rare Book Library, Box 37, Folder 3. https://digital.library.emory.edu/purl/4881jwsv57-cor.
APA, 6th edition
Circular letter from the Congress of Racial Equality (CORE) regarding the actions taken by the group, requesting donations to continue their work, and an enclosed booklet, "Sit-Ins: The Student Report", describing some of the actions taken so far by the group (Box 37, Folder 3). (1960). [Circular letters]. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/4881jwsv57-cor.
Chicago
“Circular Letter from the Congress of Racial Equality (CORE) Regarding the Actions Taken by the Group, Requesting Donations to Continue Their Work, and an Enclosed Booklet, ‘Sit-Ins: The Student Report’, Describing Some of the Actions Taken so Far by the Group.” Circular letters. Richard H. Rich Papers, 1902-1981, 1960. Box 37, Folder 3. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/4881jwsv57-cor.