MLA

Hughes, Langston, 1902-1967. Pool, Rosey. Box 470, folder 11651. 1966. https://collections.library.yale.edu/catalog/2017007.

APA, 6th edition

Hughes, Langston, 1902-1967. (["Box 470, folder 11651"])(1966)[Pool, Rosey]. https://collections.library.yale.edu/catalog/2017007.