MLA

Hughes, Langston, 1902-1967. Aranov, Florence. Box 8, folder 171. 1967. https://collections.library.yale.edu/catalog/33219311.

APA, 6th edition

Hughes, Langston, 1902-1967. (["Box 8, folder 171"])(1967)[Aranov, Florence]. https://collections.library.yale.edu/catalog/33219311.