Newport Jazz Festival: continuity, biography, note
MLA
Hughes, Langston, 1902-1967. Newport Jazz Festival: continuity, biography, note. Box 482, folder 12193. 1960, n.d.. https://collections.library.yale.edu/catalog/17394804.
APA, 6th edition
Hughes, Langston, 1902-1967. (["Box 482, folder 12193"])(1960, n.d.)[Newport Jazz Festival: continuity, biography, note]. https://collections.library.yale.edu/catalog/17394804.