MLA

Hughes, Langston, 1902-1967. Afro-American Newspapers. Box 3, folder 48-49. 1937-65. https://collections.library.yale.edu/catalog/32484224.

APA, 6th edition

Hughes, Langston, 1902-1967. (["Box 3, folder 48-49"])(1937-65)[Afro-American Newspapers]. https://collections.library.yale.edu/catalog/32484224.