MLA

Wharton, Edith, 1862-1937. Typescript. Box 20, folder 654. n.d.. https://collections.library.yale.edu/catalog/17111139.

APA, 6th edition

Wharton, Edith, 1862-1937. (["Box 20, folder 654"])(n.d.)[Typescript]. https://collections.library.yale.edu/catalog/17111139.