MLA

Van Vechten, Carl, 1880-1964. Fini, Leonor. Box 347 | Folder 4591. 1936 December 14. https://collections.library.yale.edu/catalog/2034533.

APA, 6th edition

Van Vechten, Carl, 1880-1964. (["Box 347 | Folder 4591"])(1936 December 14)[Fini, Leonor]. https://collections.library.yale.edu/catalog/2034533.