MLA

Van Vechten, Carl, 1880-1964. Francés, Esteban. Box 348, folder 4616. 1947 August 5. https://collections.library.yale.edu/catalog/2034341.

APA, 6th edition

Van Vechten, Carl, 1880-1964. (["Box 348, folder 4616"])(1947 August 5)[Francés, Esteban]. https://collections.library.yale.edu/catalog/2034341.