MLA

Wharton, Edith, 1862-1937. Holograph manuscript and typescript (incomplete). Box 5, folder 126. n.d.. https://collections.library.yale.edu/catalog/17111089.

APA, 6th edition

Wharton, Edith, 1862-1937. (["Box 5, folder 126"])(n.d.)[Holograph manuscript and typescript (incomplete)]. https://collections.library.yale.edu/catalog/17111089.