MLA

Van Vechten, Carl, 1880-1964. Connelly, Brian. Box 341 | Folder 4407. 1954 November 16. https://collections.library.yale.edu/catalog/2032117.

APA, 6th edition

Van Vechten, Carl, 1880-1964. (["Box 341 | Folder 4407"])(1954 November 16)[Connelly, Brian]. https://collections.library.yale.edu/catalog/2032117.