MLA

Wharton, Edith, 1862-1937. Holograph manuscript, corrected. Box 8, folder 221-34. n.d.. https://collections.library.yale.edu/catalog/15238542.

APA, 6th edition

Wharton, Edith, 1862-1937. (["Box 8, folder 221-34"])(n.d.)[Holograph manuscript, corrected]. https://collections.library.yale.edu/catalog/15238542.