MLA

Hughes, Langston, 1902-1967. Estimé, Dumarsais. Box 4 (Oversize), folder 48. 1893-1954. https://collections.library.yale.edu/catalog/16196981.

APA, 6th edition

Hughes, Langston, 1902-1967. (["Box 4 (Oversize), folder 48"])(1893-1954)[Estimé, Dumarsais]. https://collections.library.yale.edu/catalog/16196981.