MLA

Toomer, Jean, 1894-1967. Typescript. Box 44, folder 917. n.d.. https://collections.library.yale.edu/catalog/16725529.

APA, 6th edition

Toomer, Jean, 1894-1967. (["Box 44, folder 917"])(n.d.)[Typescript]. https://collections.library.yale.edu/catalog/16725529.