Diary
MLA
O'Neill, Eugene, 1888-1953. Diary. Box 84, folder 1502. 1934. https://collections.library.yale.edu/catalog/2019272.
APA, 6th edition
O'Neill, Eugene, 1888-1953. (["Box 84, folder 1502"])(1934)[Diary]. https://collections.library.yale.edu/catalog/2019272.