MLA

Wharton, Edith, 1862-1937. "Latmos": holograph manuscript, corrected. Box 17, folder 513. n.d.. https://collections.library.yale.edu/catalog/32182071.

APA, 6th edition

Wharton, Edith, 1862-1937. (["Box 17, folder 513"])(n.d.)["Latmos": holograph manuscript, corrected]. https://collections.library.yale.edu/catalog/32182071.