MLA
Yun, Ch'i-ho, 1865-1945. Diary of Yun Ch'i-ho - 1920. 1920. Yun Ch‘i-ho Papers. Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/119f4qrgr5-cor.
APA, 6th edition
Yun, Ch'i-ho, 1865-1945. (1920)[Diary of Yun Ch'i-ho - 1920]. Yun Ch‘i-ho Papers, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/119f4qrgr5-cor.
Chicago
Yun, Ch'i-ho, 1865-1945, Diary of Yun Ch'i-ho - 1920, 1920, Yun Ch‘i-ho Papers, Stuart A. Rose Manuscript, Archives, and Rare Book Library. https://digital.library.emory.edu/purl/119f4qrgr5-cor.