National Urban League: national office
MLA
Hughes, Langston, 1902-1967. National Urban League: national office. Box 119, folder 2247-2249. 1943-66, n.d.. https://collections.library.yale.edu/catalog/32417412.
APA, 6th edition
Hughes, Langston, 1902-1967. (["Box 119, folder 2247-2249"])(1943-66, n.d.)[National Urban League: national office]. https://collections.library.yale.edu/catalog/32417412.