MLA

Hughes, Langston, 1902-1967. Anderson, Eddie. Box 1 (Oversize), folder 5. 1941. https://collections.library.yale.edu/catalog/16195296.

APA, 6th edition

Hughes, Langston, 1902-1967. (["Box 1 (Oversize), folder 5"])(1941)[Anderson, Eddie]. https://collections.library.yale.edu/catalog/16195296.