MLA

Hughes, Langston, 1902-1967. Newport Jazz Festival. Box 560, folder 13450-13451. 1954-58. https://collections.library.yale.edu/catalog/17394807.

APA, 6th edition

Hughes, Langston, 1902-1967. (["Box 560, folder 13450-13451"])(1954-58)[Newport Jazz Festival]. https://collections.library.yale.edu/catalog/17394807.