MLA

Hughes, Langston, 1902-1967. National Council of Churches. Box 118, folder 2241. 1960 Oct 24. https://collections.library.yale.edu/catalog/32458097.

APA, 6th edition

Hughes, Langston, 1902-1967. (["Box 118, folder 2241"])(1960 Oct 24)[National Council of Churches]. https://collections.library.yale.edu/catalog/32458097.