MLA

Bontemps, Arna, 1902-1973. Holograph and typescript revisions and rewrites. Box 2, folder 42-45. n.d.. https://collections.library.yale.edu/catalog/31914093.

APA, 6th edition

Bontemps, Arna, 1902-1973. (["Box 2, folder 42-45"])(n.d.)[Holograph and typescript revisions and rewrites]. https://collections.library.yale.edu/catalog/31914093.